cccc cccu ccee ccrc ccre ccrt cctc cctt ccuc ccut cec- cece cect ceec ceke cer- cerc cere cert cet- cete ceze ckck cker ckrc crcc crce crcr crcz cre- crec cree cret creu crkc crrt crtc crue cruk crut cruz ctec ctrc cucc cuce cuck cuek cuer cuk- cuke cure curr curt cut- cutc cute cutt eccc ecce ecct ecrc ecrr ecru ect- ectc eeee eeke eerc eetc eete eetu eeze ekek eker eket ekur ercc erce erec erer eret erez erke errc erre ertu ertz eruc erur etcc etec etee eter etre ette ettu etuz euer eur- eurc eure eurt ezek ezer ezuz kccc kcck kccr kcct kccu kcec kcee kcet kceu kcez kckc kckk kckr kckz kcrc kcrr kcrt kcru kcrz kctc kcte kctu kctz kcue kcuk kcuz kcze kczz keck kecr keek keer keet kekc keke keku ker- kerc kere kerk kerr kert keru kerz ket- ketc kete ketk ketr kett ketu keur keze kezr kezz kkck kkcr kkct kkez kkkk kkrc kkre kkrk kkrr kkrt kkrz kktc kktk kktu kktz kkut kkuu kkzu kkzz krcc krce krcu krec kree krek kret kreu krez krkc krke krkk krkr krku krkz krrc krre krrk krrr krrt krrz krtc krtk krtr krtz kruc krue kruk krur kruz krze krzk krzr krzz ktcc ktce ktck ktcr ktec ktee ktek ktez ktkc ktke ktkk ktkr ktkt ktku ktkz ktrc ktre ktrk ktrr ktrt ktru ktrz kttc kttk kttr kttt kttu kttz ktuc ktuz ktzk ktzr ktzt ktzu ktzz kucc kuce kucr kuek kueu kuke kukk kuku kure kurk kurr kurt kuru kurz kute kutr kutt kutu kutz kuuk kuur kuuu kuuz kuze kuzu kuzz kzcr kzee kzer kzke kzkr kzkz kzrc kzrk kzrr kzrz kztk kzue kzuu kzuz kzzk kzzr kzzt kzzz rccc rcet rctc recc rece reck recr rect recu recz reek reet reke rekt rere rert reru rete retr rett retz reue reuk reut reuu reze rezu rrrr rtcc rtce rtee ruce ruck ruct ruer ruet ruez ruke rukk ruku rurc rure ruru rute rutt rutu ruze tccc tccu tctc teck tecr tect teec teek teer teet teez teke ter- terc tere terk terr teru tete tetr tett tetu tetz teuk teut tezu tezz trcc tre- trec tree trek tret treu trez trtc trte trtr truc true truk trut truu tter tttt tucc tuck tuer tuet tuke turc ture turk turr turt turu tute tutt tutu tuzk tuzu tuzz tzuk tzur tzut tzzt ucrc ucut uetz ukcc ukek ukeu ukrc ukur ure- uret urke urre urte uruk urur urut uruz utec uter uttu uuuu uzer zctu zeck zeek zeke zekr zeku zerk zert zete zeze zrce zrze zuce zuck zuke zukr zurr zuru zuuk zuzu zzzz