keyword
Monthly search volume and cost-per-click data for "four cradles of civilization" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| earliest civilizations in the world | 9,900 | $0 | 5/20 |
| old civilizations | 6,600 | $0 | 5/20 |
| cradle of civilization | 4,400 | $0 | 7/20 |
| early civilization | 1,300 | $0.93 | 5/20 |
| early civilizations | 1,300 | $7.82 | 5/20 |
| first human civilizations | 1,300 | $1 | 5/20 |
| when does civilization begin | 1,000 | $0 | 5/20 |
| 4 cradles of civilization | 50 | $0 | 8/20 |
| which country is known as cradle of civilization | 20 | $0 | 6/20 |
| what are the 4 cradles of civilization | 10 | $0 | 9/20 |
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