| Similarity | Rank | |
|---|---|---|
| ventilating | 0.911 | 89830 |
| Ventilation | 0.853 | 55452 |
| ventilators | 0.851 | 79317 |
| airflow | 0.846 | 25711 |
| ventilated | 0.825 | 35064 |
| ducting | 0.809 | 82490 |
| ductwork | 0.809 | 50140 |
| flue | 0.786 | 38443 |
| ventilate | 0.786 | 75837 |
| evaporative | 0.779 | 67703 |
| recirculation | 0.772 | 82564 |
| insulation | 0.772 | 8565 |
| underfloor | 0.771 | 66006 |
| radiators | 0.765 | 37705 |
| ducted | 0.759 | 91724 |
| well-ventilated | 0.755 | 96510 |
| vents | 0.751 | 20240 |
| thermostatic | 0.743 | 87341 |
| heaters | 0.740 | 15430 |
| pipework | 0.738 | 80616 |
| crawlspace | 0.737 | 81731 |
| soundproofing | 0.736 | 91464 |
| ventilator | 0.736 | 45516 |
| ducts | 0.735 | 23728 |
| humidifiers | 0.734 | 75357 |