-tree eeeee ekker ekuku ekuru erere errey errtu erte erter eruke eteke etete etree etrek etter eturu etyek euery eukey eurre eury- eyere eyrer k-ute keere kerek keret kerey kerre kerry kertu ketek keter kette ketty keyer keyre keyry keyur kreek kreke krery krete kreuk kreye kruty kryry ktery kukur kurek kurku kurre kurte kuruk kuryk kutte kuttu kutty kutur kuyte kyrre kytte kyuer reeky reere rekey rekke rekky rere- reree reret retee reter retry rette reuer reuet reute reyke reyte rt-rk ruere ruete rukke rurey ruter rutey rutte rutty ruutu rytte ryuet ryyty teety teket tekke terek teret tereu terre terry tert- teter tetr- tette tetty teyre treer treet treey trere trete trett trety treut treye truer truke trute truyt tryer tryke tryte ttttt tueye tukur turek turet turku turky turre turtu turut tutee tutku tutte tutty tuuru tuyer tuyke tuyre tyere tykke tyree tyrer tyret tytte u-key uerry ukeke ukert urker urkut urter urutu uryu uryuu uter- utery utter uttur uturu uuuuu ye-ye yeere yekke yerky yeter yette yeuky yeyre yreke ytter yuert yuery yukky yurre yurty yuruk yuyue yyete