c-p-c c-pop ccccc ccell ceco- ceele ceelo celco cell- celle cello celo- ceoce ceppo cleco clepe cloop clope cloue clue- clupe co-co co-op cocc- cocce cocco coceo cocle cocol coel- coelo coepe cole- colee colel coleo coll- colle collo colo- colop colp- colpo colup cooee coole coolo coope copce copec copel cople coppe coppo couco coule coull coupe cueup culle cullu culpe cuoco cupel cuple cupul cuuel eccle eccup ecole ecolo eeeee eelco eepee el-op elele eleo- ellel elloe ellul eloee elole elope elpee elulu epoll epulo euell l-pop lecce lecco lecop leece leeco leell lelep leleu lelle lepel lepo- leppe leuc- leuce leuco leupp loco- lollo lolol looce lopou louce loule loupe lucee lulec lulle luluc lulul luppe lupul ocelo ocllo ocoee ocul- oculo oeco- oeppo oleo- olleo ollup ooooo opele opelu opepe oploo opole oppel oppol oullo pcell pecco pecel pecol pecul peece peele peell pelco pelee pelle pello pelo- peloe pelou peole pepco pepee pepel peple peppe pepup peuce peule pleco pleep plelo pleo- ploce ploop plopp plopu plupp po-po pocol pocop poele polco polle pollo pollu poloe polop poole poope poopo popco popel pople popop poppe poppo popup pouce poule poulp poupe pucel puelo pulce puleo pull- pulle pullu puple puppe puppo u-cee u-pop uccel uccle ucell uclue uloop ululu uouee upc-e upolo upolu uuuuu