eeeee eeklo eepee ekeko ekool ekuku el-op elele eleo- ellek ellel elloe ellul eloee eloko elole elope elpee elulu epoll epuku epulo euell k-pop keele keepe kelek kelep kelle keluo keppe klepp kloek klopp kluke ko-ko koepp kokel kokko kokle kokou kolek kolel kolle kollo kollu kolol koolu kopek koppe koppl kouel koule koulo koupe kpolo kukel kukko kukle kukok kukup kullo kullu kulul kuple kuplu kuppe l-pop leeke leell lekel lekeu lelep leleu lelle lepel lepke lepo- leppe leuk- leuke leuko leupp lokke lollo lolol looke lopou louke loule loupe lukko lukok lukou lulle lulul luoke luppe lupul oeppo okeke okelo oklee okole okuku oleku oleo- olleo ollup ooooo opele opelu opepe oploo opoku opole oppel oppol oukup oullo peeke peele peell pekoe pekul pelee pelle pello pelo- peloe pelok pelou peole pepee pepel peple peppe pepup peule pleep pleke plelo pleo- plook ploop plopp plopu plouk plupp po-po poele pokou polko polku polle pollo pollu poloe polop pooke poole poope poopo popek popel pople popop poppe poppo popup pouke poule poulp poupe puelo puleo pull- pulle pullu puple puppe puppo u-pop ukeep ukeke uloop ululu uouee upolo upolu uuuuu