c-clef cecele ceecee ceeler celler cellu- celure cercle cerler ceruce cerule cleefe cleere clerre cleure clucer crelle cruell cuffee cuffer cuffle culler curfur curler currer curule eculee eeuler efeler effere eleele euller feeler feller ferfel ferfer ferrel ferrer ferrur ferule fleece fleure flurre freele frefre freure fueler fuffle fulcre fuller furfur furler furrer furrfu leccer lecerf leeful leelee leerer leffel lefull lucule luffer lufful luller lurulu reclue recrue recuer recule recull recure reefer reeffe reeler reeuel refeel refeff refell reflee reflue refuce refuel refurl relece releef reller relleu reluce rereel rerule reuele reuere reuler reulle rueful ruelle ruffec ruffer ruffle ruller ullucu uruffe