Detail a practical approach to modifying a Google Search query to target information specifically in a language other than the default, discussing the methods used to ensure the accuracy of the results.

Targeting information in a specific language other than your default language using Google Search requires a combination of techniques, including adjusting your search queries and using specific search settings. It's important to implement these methods carefully to ensure the accuracy and relevance of your results. Here's a practical approach with examples:

1. Using Keywords in the Target Language: The most direct way to find information in a different language is to use keywords and phrases written in that language. If you enter search terms in English, Google will primarily return English language results. To get results in a different language, you need to input your query in that target language, or include the target language as part of the query.
Example: If you are searching for information about "climate change" in Spanish, instead of searching `climate change`, search for `cambio climático`. This will directly prioritize results that are in Spanish. If you want to search for information about "artificial intelligence" in German, search for `künstliche Intelligenz`. This strategy ensures that the core of your search is in the intended language.

2. Using the Language Parameter in the Search Query: Google allows you to use the `&lr=` parameter directly in your search URL to specify the language of the results. This parameter is appended to the end of a Google search URL, and it uses language codes. For example, `&lr=es` is the language code for Spanish, and `&lr=de` is the language code for German.
Example: If you perform a Google search for `sustainable development` and copy the URL, you would get something like `www.google.com/search?q=sustainable+development`. To modify this to get results in French, you could add `&lr=fr` at the end, so it would look like `www.google.com/search?q=sustainable+development&lr=fr`. This directly specifies that results should be in French. To search in Japanese, you would add `&lr=ja`. These language codes can be found online. You should search for the appropriate language code and make sure that you are using the correct version. This is a highly effective technique when you need to search in specific languages.

3. Setting the Language in Google Search Settings: You can change your default search language in Google’s settings. This will make your future searches prioritize results in your chosen language. However, this changes your whole Google experience and should only be used when you primarily want results in a specific language. Here’s how you do this:
Go to Google’s Settings: Navigate to the Google Search settings page. The easiest way to do this is to go to `google.com` and click settings at the bottom right and then `search settings`.
Find the "Languages" Section: In the settings menu, locate the "Languages" section.
Change the language: Select the language you want to search in, and select "save".
Once you change your Google account language, the results will be in the language that you have specified. This will greatly affect the type of results you are presented with. This is much more useful when your goal is to always use a non default language for most of your searches.

4. Using Specific Language Keywords or Phrases: Include specific language keywords or phrases that indicate the language that you want. This will further enhance results in the specific language you are targeting.
Example: To find information about “renewable energy” in Spanish, instead of just searching `renovable`, you could try searching `“energía renovable” español` to specifically tell Google you are looking for information about renewable energy in Spanish. If you want to find information in Japanese, you could search `“再生可能エネルギー” 日本語` which specifically searches for "renewable energy" in Japanese. Using these language keywords or phrases will significantly narrow your search and get more precise results.

5. Using Google Translate for Keywords: If you do not speak the target language, you can use Google Translate to translate your search keywords, to have them be in the language that you are targeting. Input your keywords in the translate tool, and then use the translated keywords in your search query.
Example: If you want to search for information about the “history of the internet” in Italian, first translate `history of the internet` into Italian using Google Translate. Then use the translated phrase `storia di internet` in your search query, along with other Italian keywords or the specific language tag in the URL. This way you make sure your keywords are in the targeted language.

6. Specifying Country or Region along with Language: Combine the language targeting with specific regional targeting to get results from specific countries and regions that use the target language.
Example: If you are looking for Spanish language results from Spain, and want to remove results from Latin America, search `“historia de España” site:.es` which will only return results that are in Spanish from a Spanish site. Similarly, to get results about technology in German from German sites you could use `“technologie in Deutschland” site:.de` and the results will be in German from a German site. This helps you not only filter by language, but also focus on a specific country or region.

7. Evaluate the Results: After you perform your search, it’s important to carefully evaluate the results to ensure that they are indeed in the target language, and are relevant to what you are searching for.
Use Google Translate again: If the results are in a language that you do not speak, use Google Translate to read some of the websites, to determine if they are useful for your research.
Look for linguistic cues: Check the language of the text, the domain name, and the content of the site.
Assess relevance: See if the results match your intended scope of search and if they are addressing your questions. If they are not, adjust your keywords again.

8. Iterative Refinement: If the initial search results are not accurate or relevant, adjust your search terms or refine your language settings and search again. This process of refinement is key to accurately targeting results in the language you want. Always analyze results and try out other techniques.

By combining these techniques—using keywords in the target language, using URL parameters, adjusting settings, and carefully evaluating results—you can effectively modify your search queries to target information specifically in any language you need. The key is to be both precise and persistent, always evaluating the relevance of results and making adjustments as needed. This process is crucial for accurate and reliable research in a multilingual world.