ceecee cerete ceruce creeke creete creket cruger cucuge curete currer curret curter cutcut cuttee cutter eckert eerect eggert ercege erketu errett etcetc etgert ettutu eutere gecker geegee gegger gekker gerege gereut gerger gerret gertte geruge getcut getter greece greete greger gregge gregre greter grette grugru gteter guegue guerre guetre gurugu guttee gutter guttur k-tree keeker kegger kekkut kereru kerker kerkuk kertee ketter ketuke keuruu kreker kretek krueck kruger kukere kurkcu kurree kururu kutke kutter r-tree recrue recuer recure recurt reeker regret rekrut retece reteer reteet retere retree retret retter rettur returu reuere reurge reuter reutte rucker rugetu rugger rukutu rurkee rurutu rutger ruttee rutter t-tree teetee teeter teeuck tekrur tercer tercet terete terrer terret terter tertre tetete tetter teucer tr-rec treck- treece treete treget treker tretee trette tretuk treuce truett truker tucker tucket tugger tugrug tuktuk tureck turgut turker turret turtuk turtur turucu tururu tuteur tutter tuttut uecker ureter urette uteute utukku utukur