keyword
Monthly search volume and cost-per-click data for "how many railroad unions are there" in US.
Keywords with overlapping search results, ranked by SERP similarity.
| keyword | volume | cpc | overlap |
|---|---|---|---|
| rail unions | 1,300 | $0 | 9/20 |
| railroad union | 880 | $6.52 | 14/20 |
| railroad unions | 880 | $6.52 | 13/20 |
| railway workers union | 70 | $0 | 7/20 |
| what union is the railroad | 40 | $0 | 10/20 |
| are railroad workers unionized | 40 | $0 | 9/20 |
| 12 railroad unions | 40 | $0 | 7/20 |
| how many rail unions are there | 30 | $0 | 9/20 |
| what are the 12 railroad unions | 20 | $0 | 7/20 |
| railway unions | 10 | $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