| Similarity | Rank | |
|---|---|---|
| c-based | 0.931 | 85458 |
| multithreaded | 0.929 | 80529 |
| vaxe | 0.929 | 68878 |
| co-developing | 0.928 | 84454 |
| svr4-based | 0.927 | 82341 |
| tooltalk | 0.925 | 57693 |
| non-unix | 0.925 | 66254 |
| pc-to-unix | 0.924 | 90794 |
| comms | 0.923 | 83967 |
| hd-doms | 0.922 | 55500 |
| win32 | 0.922 | 63423 |
| x-window | 0.921 | 33944 |
| acms | 0.920 | 91173 |
| sql-based | 0.920 | 71447 |
| datagate | 0.919 | 86019 |
| messaging | 0.919 | 95232 |
| lynxos | 0.918 | 86038 |
| netls | 0.918 | 89914 |
| iapx-86-based | 0.918 | 51691 |
| wingz | 0.917 | 74141 |
| idapi | 0.917 | 99682 |
| vmebus | 0.917 | 57086 |
| teamware | 0.917 | 92308 |
| appc | 0.917 | 84674 |
| toolbus | 0.917 | 81394 |