Most Common Linux Commandline Mistakes/typos

Few weeks back we looked at Frequently Used Linux Commands Lets see some common linux commandline mistakes. There exists a remote possibility of user creating alias for these commands, so we don't claim 100% accuracy. Anyway fun to share :

Count Command  Comment

1792  cd..  #missing blank space (MBS)
593   cls   #windows user?
499   clr   #windows user?
370   q     #trying to quit the prompt?
312   c     #no idea.
307   ls-l  #MBS
212   cd/   #MBS
211   l     #trying to list?
196   ..    #this is strange.no idea.
134   la    #no idea
114   cd-   #MBS
114   cd~   #MBS
104   ?     #getting bash 'help' 
101   cd ...  #Moving to grandparent directory!
81    cd . .  #extra blank space
81    echo $shell #finding shell type
67    sl    #ls command?
Note to Webminal users: We hope its not privacy issue, we are just sharing some insights on Linux command line users. We hope it will be helpful for you and rest of the community.Thanks!