| Similarity | Rank | |
|---|---|---|
| Shale | 0.863 | 29866 |
| Marcellus | 0.814 | 34448 |
| Williston | 0.793 | 70809 |
| shale | 0.787 | 17984 |
| Permian | 0.765 | 68603 |
| Utica | 0.745 | 47346 |
| Anadarko | 0.745 | 97984 |
| oilsands | 0.724 | 96475 |
| Dakota's | 0.714 | 71349 |
| Athabasca | 0.708 | 64300 |
| oilfield | 0.704 | 56572 |
| drillers | 0.695 | 78745 |
| oilfields | 0.690 | 98378 |
| McMurray | 0.689 | 62780 |
| ConocoPhillips | 0.687 | 76278 |
| drilling | 0.686 | 8037 |
| Enbridge | 0.683 | 59217 |
| LNG | 0.680 | 21041 |
| shales | 0.679 | 97010 |
| Basin | 0.679 | 13536 |
| Wyoming's | 0.679 | 71864 |
| Wyoming | 0.675 | 11824 |
| Statoil | 0.667 | 75094 |
| Drilling | 0.663 | 33103 |
| ethane | 0.663 | 97441 |