c-p-c c-pop ccccc clodo cloop cloud co-co co-op cocc- cocco cocol codco codo coll- colld collo colo- colop colp- colpo colup coold coolo coppo couco could coull cullu cuoco cupul d-loc ddddd do-do do-ol dodol dodoo dollo dollu dolpo doodo doull duddo dudou duduc dullu duplo l-pop loco- loddo lollo lolol lopou lopud luddu luluc lulul lupul ocllo ocul- oculo oddup odolo odoul odudu ollup ooooo oopod opdoc oploo opodo oppol oullo ploop plopp plopu ploud plupp po-po pocol pocop podo- podol podul polco pollo pollu polod polop poopo popco popop poppo popup poulp pull- pullu puppo u-pop udol udoll uloop ululu up-do updoc upolo upolu uuuuu