| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| transportation research board trb | 1.95 | 0.7 | 1348 | 62 | 33 |
| transportation | 1.05 | 0.8 | 9467 | 83 | 14 |
| research | 0.01 | 0.3 | 1299 | 50 | 8 |
| board | 1.34 | 0.7 | 9812 | 1 | 5 |
| trb | 0.64 | 0.3 | 4017 | 24 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| transportation research board trb | 0.1 | 0.7 | 5594 | 100 |
