| Similarity | Rank | |
|---|---|---|
| ductwork | 0.902 | 50140 |
| ducted | 0.882 | 91724 |
| radiators | 0.871 | 37705 |
| pipework | 0.860 | 80616 |
| radiator | 0.850 | 21060 |
| underfloor | 0.832 | 66006 |
| ventilating | 0.831 | 89830 |
| evaporator | 0.819 | 54470 |
| vents | 0.819 | 20240 |
| ducts | 0.811 | 23728 |
| ventilation | 0.809 | 12297 |
| condensers | 0.804 | 99208 |
| baseboard | 0.803 | 70916 |
| flue | 0.800 | 38443 |
| insulation | 0.799 | 8565 |
| intercooler | 0.785 | 86072 |
| airflow | 0.784 | 25711 |
| exhaust | 0.784 | 9598 |
| condenser | 0.784 | 34305 |
| flanges | 0.783 | 62765 |
| firebox | 0.780 | 69140 |
| exchanger | 0.775 | 36850 |
| sump | 0.771 | 30252 |
| heater | 0.769 | 10118 |
| impeller | 0.767 | 59269 |