| Keyword | CPC | PCC | Volume | Length string | Score |
|---|---|---|---|---|---|
| geology free online course | 0.72 | 0.5 | 536 | 26 | 48 |
| geology courses online free | 1.21 | 0.3 | 185 | 27 | 73 |
| free online geology courses with certificate | 1.76 | 0.7 | 3260 | 44 | 2 |
| free online courses geology 101 | 1.06 | 0.4 | 4092 | 31 | 22 |
| geology courses online free uk | 0.16 | 0.2 | 1710 | 30 | 7 |
| mit free online geology courses | 0.02 | 0.7 | 5021 | 31 | 52 |
| free online geology classes | 1.79 | 0.5 | 9999 | 27 | 17 |
| free online geology degree | 0.29 | 0.2 | 5306 | 26 | 26 |
