| Similarity | Rank | |
|---|---|---|
| ducting | 0.882 | 82490 |
| radiators | 0.864 | 37705 |
| underfloor | 0.854 | 66006 |
| radiator | 0.823 | 21060 |
| ventilating | 0.812 | 89830 |
| heaters | 0.807 | 15430 |
| condensers | 0.801 | 99208 |
| heater | 0.796 | 10118 |
| evaporator | 0.794 | 54470 |
| ductless | 0.791 | 96748 |
| air-conditioning | 0.787 | 27677 |
| ductwork | 0.786 | 50140 |
| intercooler | 0.779 | 86072 |
| heating | 0.776 | 4216 |
| air-cooled | 0.774 | 78797 |
| vents | 0.770 | 20240 |
| evaporative | 0.769 | 67703 |
| chillers | 0.767 | 71691 |
| condensing | 0.766 | 47427 |
| exhaust | 0.764 | 9598 |
| ventilation | 0.759 | 12297 |
| cooling | 0.759 | 5940 |
| condenser | 0.755 | 34305 |
| exchangers | 0.754 | 59321 |
| compressor | 0.754 | 18310 |