| Similarity | Rank | |
|---|---|---|
| Lisp | 0.893 | 46662 |
| object-oriented | 0.848 | 47487 |
| Perl | 0.840 | 20863 |
| Objective-C | 0.831 | 75592 |
| Fortran | 0.825 | 62907 |
| COBOL | 0.821 | 76421 |
| Tcl | 0.818 | 95551 |
| Unix | 0.801 | 21500 |
| UNIX | 0.790 | 26761 |
| Erlang | 0.787 | 96580 |
| LINQ | 0.783 | 65706 |
| ++ | 0.779 | 12098 |
| VB | 0.775 | 30050 |
| Multics | 0.771 | 98254 |
| VB6 | 0.770 | 76305 |
| OO | 0.766 | 54472 |
| Java | 0.764 | 6961 |
| ActionScript | 0.764 | 61775 |
| Borland | 0.764 | 72005 |
| NET | 0.763 | 10312 |
| parsers | 0.760 | 96490 |
| NetBeans | 0.759 | 92421 |
| Compiler | 0.759 | 77132 |
| BSD | 0.758 | 45167 |
| Emacs | 0.755 | 46343 |