seodata.dev

keyword

what we don't know we don't know

Monthly search volume and cost-per-click data for "what we don't know we don't know" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+we+don't+know+we+don't+know&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-11 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
known unknowns and unknown unknowns 3,600 $0 20/20
there are known knowns 3,600 $0 20/20
known knowns 3,600 $0 19/20
known unknowns 3,600 $0 19/20
unknown unknowns 3,600 $0 19/20
know unknown 1,000 $0 14/20
rumsfeld unknown unknowns 720 $0 15/20
donald rumsfeld unknown unknowns 720 $0 14/20
known unknowns donald rumsfeld 720 $0 14/20
donald rumsfeld known unknowns quote 70 $0 15/20

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=what+we+don't+know+we+don't+know&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