| Similarity | Rank | |
|---|---|---|
| posix-compliant | 0.942 | 64621 |
| xoftware | 0.941 | 95034 |
| svr4-based | 0.940 | 82341 |
| xenix | 0.937 | 53595 |
| r4000-based | 0.937 | 81169 |
| ez-rpc | 0.934 | 81240 |
| mips-based | 0.934 | 73144 |
| saic | 0.934 | 90421 |
| networx | 0.934 | 90527 |
| desqview | 0.934 | 83499 |
| non-ibm | 0.934 | 65045 |
| vaxe | 0.933 | 68878 |
| iapx-86-based | 0.933 | 51691 |
| 3000 | 0.933 | 72338 |
| mainframe-class | 0.932 | 66063 |
| ftx | 0.932 | 88971 |
| unixe | 0.931 | 90942 |
| datagate | 0.931 | 86019 |
| plug-compatible | 0.931 | 92842 |
| intel-based | 0.931 | 55849 |
| 680x0 | 0.930 | 60210 |
| pentium-ready | 0.929 | 66530 |
| pc-dos | 0.929 | 76178 |
| 700s | 0.928 | 59326 |
| pc-to-unix | 0.928 | 90794 |