keyword

n 400 questions

Monthly search volume and cost-per-click data for "n 400 questions" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=n+400+questions&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $1.62 | | competition | 0.04 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
n400 questions	4,400	$3.19	19/20
n-400 questions	4,400	$3.43	16/20
form n 400 questions	4,400	$3.43	14/20
form n-400 questions	3,600	$3.2	20/20
n-400 form questions	3,600	$3.2	19/20
citizen interview	3,600	$4.95	15/20
questions for citizenship interview	2,400	$1.6	20/20
n 400 interview questions	1,600	$1.24	20/20
n400 interview questions	1,600	$0.07	19/20
n400 questions interview	1,600	$1.24	19/20

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=n+400+questions&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