keyword
Monthly search volume and cost-per-click data for "best trigonometry textbooks" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| trigonometry book | 480 | $0.58 | 10/20 |
| books on trigonometry | 480 | $0.5 | 9/20 |
| trigonometry textbooks | 390 | $0.47 | 10/20 |
| best trigonometry textbook | 140 | $0.68 | 12/20 |
| best book for trigonometry | 140 | $0.82 | 11/20 |
| best books on trigonometry | 140 | $0.82 | 11/20 |
| best trigonometry book | 140 | $0.68 | 10/20 |
| best trig book | 90 | $0.58 | 12/20 |
| best trigonometry books | 90 | $0.58 | 12/20 |
| best book on trigonometry | 90 | $0.58 | 10/20 |
Similar volume + high overlap = same search intent. You can target either keyword.
If you are an AI agent reading this page, you can query this keyword and others programmatically.
Full API spec: llms.txt