keyword
Monthly search volume and cost-per-click data for "highway systems" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| interstate highway system | 12,100 | $0.1 | 16/20 |
| us interstate highways | 12,100 | $0 | 14/20 |
| interstates highways | 5,400 | $0.18 | 16/20 |
| interstate highway | 5,400 | $0.18 | 15/20 |
| interstate highways | 5,400 | $0 | 15/20 |
| interstate roads | 5,400 | $0.18 | 14/20 |
| us highway system | 4,400 | $0.05 | 19/20 |
| highways of the united states | 4,400 | $0.05 | 15/20 |
| us interstate highway system | 1,600 | $0.03 | 20/20 |
| interstate road | 1,600 | $0.69 | 15/20 |
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