Bersatu president Muhyiddin Yassin said there is no way Perikatan Nasional (PN) can work with Pakatan Harapan in the 15th general election (GE15) unless the opposition coalition undergoes massive changes.<br /><br />He was responding to a question on a proposal by former Umno leader Idris Haron – now with PKR – for Harapan to join forces with PN against BN in GE15.