| english oil and gas | 1.38 | 0.8 | 8545 | 19 | 65 |
| english for oil and gas pdf | 0.77 | 0.7 | 8205 | 27 | 98 |
| english for oil and gas pdf free download | 0.25 | 0.9 | 7056 | 41 | 53 |
| oil and gas english book | 1.37 | 0.1 | 7674 | 24 | 67 |
| english teacher jobs oil gas | 1.73 | 0.2 | 3726 | 28 | 66 |
| oxford english for careers oil and gas | 1.02 | 0.4 | 6733 | 38 | 15 |
| english for the oil and gas industries | 1.82 | 0.5 | 4379 | 38 | 92 |
| british oil and gas | 1.71 | 0.6 | 5666 | 19 | 56 |
| oil and gas in uk | 0.47 | 0.6 | 725 | 17 | 54 |
| oil and gas uk website | 0.7 | 0.9 | 231 | 22 | 78 |
| what is gas oil uk | 1.63 | 0.1 | 7040 | 18 | 39 |
| british oil and gas company | 0.65 | 0.2 | 6039 | 27 | 48 |
| oil and gas company in uk | 1.31 | 0.8 | 5919 | 25 | 21 |
| about oil and gas | 0.6 | 0.3 | 346 | 17 | 66 |
| history of oil and gas in england | 1.53 | 0.5 | 8344 | 33 | 76 |
| lse.co.uk oil and gas | 1.99 | 0.2 | 6967 | 21 | 63 |
| oil and gas uk companies | 1.44 | 0.8 | 6050 | 24 | 88 |
| gas in british english | 1.6 | 0.3 | 8458 | 22 | 34 |
| oil & gas company limited | 1.55 | 0.2 | 8699 | 25 | 4 |
| what is gas oil | 1.99 | 0.5 | 5589 | 15 | 94 |
