| Similarity | Rank | |
|---|---|---|
| unisoft | 0.937 | 58497 |
| xvision | 0.936 | 93493 |
| unicenter | 0.933 | 90009 |
| source-level | 0.932 | 90813 |
| 3000 | 0.930 | 72338 |
| framemaker | 0.930 | 57654 |
| xpg3 | 0.929 | 75118 |
| xdb | 0.929 | 91199 |
| pc-xview | 0.927 | 92376 |
| wavetracer | 0.926 | 91860 |
| ca-unicenter | 0.926 | 41866 |
| sqlbase | 0.925 | 84840 |
| iapx-86-based | 0.923 | 51691 |
| non-unix | 0.923 | 66254 |
| ctos | 0.922 | 75879 |
| irix | 0.921 | 59756 |
| enhancements | 0.921 | 89398 |
| netls | 0.921 | 89914 |
| noblenet | 0.920 | 73803 |
| codecenter | 0.919 | 74846 |
| xenix | 0.919 | 53595 |
| messaging | 0.918 | 95232 |
| svr4-based | 0.918 | 82341 |
| centerline | 0.918 | 63472 |
| u6000 | 0.918 | 55296 |