| Similarity | Rank | |
|---|---|---|
| Linux | 0.768 | 4235 |
| FreeBSD | 0.767 | 35609 |
| Unix | 0.761 | 25093 |
| UNIX | 0.722 | 38476 |
| OpenBSD | 0.720 | 85404 |
| Debian | 0.716 | 20729 |
| for_Linux | 0.679 | 35584 |
| the_Linux_kernel | 0.673 | 69019 |
| GNU | 0.671 | 69489 |
| GPL | 0.663 | 28099 |
| GNOME | 0.659 | 53685 |
| Solaris | 0.658 | 34897 |
| on_Linux | 0.655 | 33094 |
| Mac_OS_X | 0.650 | 22025 |
| OS_X | 0.647 | 27444 |
| linux | 0.641 | 25974 |
| Red_Hat | 0.635 | 31289 |
| Ubuntu | 0.634 | 10931 |
| KDE | 0.624 | 29049 |
| OSX | 0.618 | 56486 |
| Gentoo | 0.616 | 86244 |
| Fedora | 0.615 | 30612 |
| Novell | 0.612 | 61317 |
| Free_Software | 0.611 | 39554 |
| Tcl | 0.604 | 72824 |