Other common misspellings include `` equiptment '' ( for `` equipment '' ) , `` independant '' ( for `` independent '' ) , `` readible '' ( for readable ) , or `` usible '' ( for usable ) . Other common misspellings include `` equiptment '' ( for `` equipment '' ) , `` independant '' ( for `` independent '' ) , `` readible '' ( for readable ) , or `` usible '' ( for usable\/useable ) .