| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| petroleum and natural gas deposits diagram | 0.82 | 0.1 | 4741 | 67 |
| petroleum and natural gas deposits | 0.67 | 1 | 7227 | 16 |
| natural gas deposits map | 0.53 | 0.2 | 9997 | 79 |
| oil and gas deposits | 1.31 | 0.5 | 6221 | 61 |
| how are petroleum and natural gas collected | 1.13 | 0.6 | 4746 | 80 |
| us natural gas deposits | 0.54 | 0.8 | 5898 | 42 |
| how are deposits of natural gas formed | 1.89 | 0.1 | 3912 | 91 |
| petroleum and natural gas | 1.97 | 0.5 | 3428 | 38 |
| conventional deposits of oil and gas | 1.43 | 0.5 | 2737 | 100 |
| formation of oil and gas deposits | 0.66 | 0.6 | 2521 | 26 |
| natural gas deposits usa | 1.72 | 0.4 | 3215 | 15 |
| petroleum and natural gas formation | 0.79 | 0.5 | 6539 | 100 |
| how do petroleum and natural gas form | 1.29 | 0.2 | 460 | 58 |
| natural gas processing diagram | 1.94 | 0.1 | 8753 | 42 |
| natural gas well diagram | 1.35 | 0.6 | 9441 | 19 |
| formation of petroleum diagram | 0.42 | 0.8 | 6339 | 48 |
| geology of natural gas resources | 1.07 | 0.7 | 966 | 83 |
| some fundamentals of petroleum geology | 0.66 | 0.4 | 7892 | 51 |
