on *:TEXT:*!blah*:#: {
  if( $2 == something && $3 == something ) { 
    /msg $chan blah
    }elseif( $2 == blahhh && $3 == lol ) { 
      /msg $chan moo
      }elseif( $2 == ohnoes && $3 == LOL ) {
        /msg $chan wtf ;D
        } else {
        halt
      }
    }