| Similarity | Rank | |
|---|---|---|
| feed-and-expansion | 0.891 | 47951 |
| draincock | 0.883 | 60890 |
| algarde | 0.880 | 60722 |
| airstone | 0.870 | 68094 |
| gatevalve | 0.867 | 64458 |
| de-ice | 0.865 | 63837 |
| recirculated | 0.865 | 83954 |
| unvented | 0.864 | 58610 |
| prefilter | 0.864 | 93972 |
| aquaclear | 0.861 | 94537 |
| blowlamp | 0.860 | 55317 |
| airpump | 0.858 | 69353 |
| restrictor | 0.858 | 87099 |
| thermostatic | 0.858 | 51536 |
| purifier | 0.854 | 83208 |
| steriliser | 0.850 | 53784 |
| non-return | 0.850 | 53274 |
| siphonage | 0.847 | 98977 |
| nicad | 0.843 | 52730 |
| polyfilter | 0.843 | 98846 |
| actuate | 0.842 | 83605 |
| stop-cock | 0.840 | 92674 |
| clarifier | 0.840 | 93548 |
| circulator | 0.839 | 77095 |
| multi-point | 0.838 | 64459 |