| Similarity | Rank | |
|---|---|---|
| downhole | 0.855 | 49893 |
| wellhead | 0.849 | 48451 |
| retrofit | 0.831 | 47557 |
| fireater | 0.820 | 63832 |
| petro-chemical | 0.818 | 78632 |
| gas-cool | 0.816 | 61575 |
| photovoltaic | 0.814 | 45636 |
| mtu | 0.811 | 97764 |
| bontang | 0.810 | 81325 |
| gasifier | 0.809 | 32253 |
| alphatronix | 0.808 | 99300 |
| baesema | 0.807 | 99504 |
| pressurised-water | 0.805 | 61444 |
| enron | 0.805 | 54939 |
| soviet-designed | 0.804 | 96315 |
| semi-conductor | 0.801 | 45706 |
| optoelectronic | 0.799 | 63248 |
| erco | 0.798 | 91382 |
| solar-powered | 0.796 | 68989 |
| maplin | 0.796 | 47227 |
| lep | 0.795 | 46565 |
| single-crystal | 0.794 | 82677 |
| high-power | 0.791 | 42805 |
| desulphurization | 0.791 | 76072 |
| high-capacity | 0.790 | 52967 |