keyword

secret happy marriage

Monthly search volume and cost-per-click data for "secret happy marriage" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=secret+happy+marriage&country=us" +--------------+------------------+ | volume | 320 | | cpc | $2.39 | | competition | 0.26 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
secret for happy marriage	320	$2.39	13/20
secrets for a happy marriage	320	$1.75	13/20
secret to happy marriage	320	$1.75	12/20
secret of happy marriage	320	$1.75	11/20
secrets for happy marriage	320	$2.39	11/20
secrets happy marriage	320	$2.39	11/20
secrets of a happy marriage	320	$1.75	11/20
secrets to happy marriage	320	$1.75	11/20
successful marriage secrets	210	$1.8	13/20
what's the secret to a happy marriage	30	$0.66	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://app.seodata.dev/v1/keyword?q=secret+happy+marriage&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