(self)
remove connective ‘و’ if it precedes a word beginning with ‘و’
remove connective ‘و’ if it precedes a word beginning with ‘و’
remove connective ‘و’ if it precedes a word beginning with ‘و’
def waw(self):
        """remove connective ‘و’ if it precedes a word beginning with ‘و’ """
        if (len(self.stm) >= 4) & (self.stm[:2] == '\u0648\u0648'):
            self.stm = self.stm[1:]
            return self.stm
def waw ( self ) : if ( len ( self . stm ) >= 4 ) & ( self . stm [ : 2 ] == '\u0648\u0648' ) : self . stm = self . stm [ 1 : ] return self . stm