YouTube Commands | Master Yourself With Video Search

Do you want to become a master in Youtube Commands?, We  all  are  acquainted  with  the  fact  that  GOOGLE  is  the  largest  search  engine  used  all  over  the  world. But,  do  you  know  YouTube- a  subsidiary   of  GOOGLE  corp  is  the  second  most  used  search  engine (as per alexa