> For the complete documentation index, see [llms.txt](https://api.clearinghouse.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api.clearinghouse.net/how-to-guides.md).

# How-To Guides

- [Querying Multiple Fields](https://api.clearinghouse.net/how-to-guides/querying-multiple-fields.md)
- [Translating a Search URL into an API Query](https://api.clearinghouse.net/how-to-guides/translating-a-search-url-into-an-api-query.md)
- [Converting JSON to CSV](https://api.clearinghouse.net/how-to-guides/converting-json-to-csv.md)
- [Embedding PDF Documents](https://api.clearinghouse.net/how-to-guides/embedding-pdf-documents.md): Using an example, this page will go over how to embed a PDF of a document's been retrieved from an API query.