seodata.dev

keyword

mary kelley campbell killer

Monthly search volume and cost-per-click data for "mary kelley campbell killer" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=mary+kelley+campbell+killer&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-21 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
mary kelley campbell 110 $0 12/20
mary kelley campbell husband 50 $0 8/20
mary kelley campbell thelma 50 $0 5/20
who killed mary kelley campbell 40 $0 10/20
mary kelley campbell wikipedia 40 $0 8/20
what happened to mary kelley campbell 30 $0 10/20
art ferguson mary campbell 30 $0 5/20
curtis and mary campbell 20 $0 5/20
mary kelley campbell story 10 $0 11/20
the multiple murders of mary kelley campbell 10 $0 11/20

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://api.seodata.dev/v1/keyword?q=mary+kelley+campbell+killer&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt