> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.emtelligent.com/nlp/database/cookbook/concept-queries/multi-concept/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.emtelligent.com/_mcp/server.

# Multi-Concept Search

## Docs

- [Multi-Concept Search](https://docs.emtelligent.com/nlp/database/cookbook/concept-queries/multi-concept/overview.md)
- [Sleep Apnea](https://docs.emtelligent.com/nlp/database/cookbook/concept-queries/multi-concept/sleep-apnea.md)
- [Sleep Apnea Experienced by Patients](https://docs.emtelligent.com/nlp/database/cookbook/concept-queries/multi-concept/sleep-apnea-experiencer.md)