206 ls
    148 cd
    111 vi
     94 cat
     83 grep
     71 git
     66 svn
     65 go
     47 sudo
     22 scp
     22 rm
     22 apt-file
     19 history
     19 diffintime
     17 time
     17 tail
     17 man
     16 aptitude
     14 php
     14 file
     14 date
     13 python
     13 mv
     12 ps
     12 cvs