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keyword

chapter 18 classification

Monthly search volume and cost-per-click data for "chapter 18 classification" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=chapter+18+classification&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
chapter 18 classification answer key 30 $0 4/20
classification chapter 18 answer key 30 $0 4/20
section 18 3 kingdoms and domains 30 $0 2/20
section 18-3 kingdoms and domains 30 $0 2/20
biology chapter 18 20 $0 2/20
chapter 18 biology 20 $0 2/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=chapter+18+classification&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt