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byddai lleithder du'n ymddangos o fewn tri mis ar ôl ailaddurno , ac yr oedd ganddynt fframiau ffenestri pwdr na ellid eu hagor , a charthffosydd a oedd yn gorlifo
black damp would appear within three weeks of redecorating , and they had rotten window frames that could not be opened , and overflowing sewers
