Present participle; Past participle - trawling - trawled Present - trawl - trawl - trawls - trawl - trawl - trawl Past - trawled - trawled - trawled - trawled - trawled - trawled Future - will trawl - will trawl - will trawl - will trawl - will trawl - will trawl Present conditional - would trawl - would trawl - would trawl - would trawl - would trawl - would trawl Present Perfect - have trawled - have trawled - has trawled - have trawled - have trawled - have trawled Past Perfect - had trawled - had trawled - had trawled - had trawled - had trawled - had trawled Future Perfect - will have trawled - will have trawled - will have trawled - will have trawled - will have trawled - will have trawled Past conditional - would have trawled - would have trawled - would have trawled - would have trawled - would have trawled - would have trawled Imperative - - - trawl - - - - - - - -