keyword

best book to improve english vocabulary pdf

Monthly search volume and cost-per-click data for "best book to improve english vocabulary pdf" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=best+book+to+improve+english+vocabulary+pdf&country=us" +--------------+------------------+ | volume | 50 | | cpc | $1.21 | | competition | 0.79 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
vocabulary books english	1,300	$0.54	6/20
vocabulary book english	720	$0.87	5/20
english language vocabulary pdf	210	$0	5/20
english vocabulary pdf	210	$5.42	5/20
vocabulary book pdf	40	$0	8/20
book of vocabulary pdf	40	$0	7/20
vocabulary books pdf	40	$0	7/20
english vocabulary books pdf	40	$1.04	6/20
books for english vocabulary in pdf	30	$0.64	6/20
english book vocabulary pdf	30	$0.64	6/20

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=best+book+to+improve+english+vocabulary+pdf&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