keyword
Monthly search volume and cost-per-click data for "when did slavery first appear in world history" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| when did slavery start | 22,200 | $7.41 | 10/20 |
| when did black slavery start | 9,900 | $5.07 | 11/20 |
| history about slavery | 3,600 | $10.48 | 10/20 |
| how did slavery begin | 2,900 | $8.66 | 11/20 |
| slavery throughout history | 880 | $7.08 | 11/20 |
| when did slavery begin in history | 40 | $0 | 11/20 |
| first accounts of slavery | 20 | $0 | 12/20 |
| history of enslavement | 20 | $5.1 | 12/20 |
| where did the first slaves originate from | 20 | $0 | 12/20 |
| how did slavery originate | 20 | $0 | 11/20 |
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