bbbb bbci bbeb bbet bcbc bccc bcci bcec bcet bcie bcit bctc bcuc bebb bebe bebi beci beck becu beeb beek beet beic beik beit beke beki betc bete beti bett betu betz beuk beze bezi bezu bibb bibe bibi bicc bice bici bick bieb biet bieu bike biku bitc bite bitt bitu bitz bize bizu bizz btcc btec btek btie bttb bubb bube bubi bubu bucc buce buci buck bucu bucz bueu buic buie buik buit buiu buke buki bukk buku but- bute buti butt butz buuz buze buzi buzz bzie bzzt bzzz cbbc cbcc cbce cbct cbcu cbec cbee cbet cbit cbtc ccbc cccb cccc ccci cccu ccee ccic ccii cctb cctc cctt ccuc ccut cebu cec- cece ceci cect ceeb ceec ceke cet- cete ceti ceui ceze cibc cibe cibi cicc cici cict cicu ciee ciez ciii ciit citb cite citi citt citu ciuc cize ckbc ckbe ckbi ckck cktb ctbi ctec ctic cub- cubb cube cubi cucc cuce cuci cuck cuek cui- cuit cuk- cuke cut- cutc cute cutt ebbc ebcc ebic ebit ecbc ecbe eccb eccc ecce ecci ecct ecib ecit ect- ectc eeee eeke eetc eete eetu eeze eick eiec eiei eike eiki eitb eitc eiti ekeb ekek eket ekki etbc etcc etec etee etic etik ette etti ettu etui etuz eubc eubi ezek ezuz i-be ibec ibet ibie ibtb ibtc icbc iccb iccc icci icct iccu icec icee icet icke icub icue iecc ieet ieie iett iiie iiii iiit iitt iiuc ikee ikki ikue itbe itec itek itet itic itie iucc iuce iuiu izet izki izze k-ci kbbb kbbc kbbe kbbi kbbk kbbt kbbu kbbz kbcb kbce kbci kbck kbct kbcu kbcz kbeb kbec kbee kbek kbet kbez kbib kbic kbie kbik kbit kbiu kbiz kbkb kbkk kbkz kbtb kbtc kbte kbtk kbtt kbtz kbub kbuc kbue kbuk kbut kbuu kbuz kbzc kbze kbzi kbzt kbzu kbzz kcbc kcbi kcbk kcbu kccb kccc kcci kcck kcct kccu kceb kcec kcee kcei kcet kceu kcez kcic kcie kcii kcit kciu kckc kckk kckz kctb kctc kcte kcti kctu kctz kcub kcue kcui kcuk kcuz kcze kczz kebb kebc kebe kebi kebt kebu keck keek keet keib keii keik kekb kekc keke keki keku ket- ketc kete keti ketk kett ketu kezb keze kezi kezz kibb kibc kibe kibi kibt kibu kibz kicb kicc kice kick kict kieu kiez kiic kiii kiik kiit kiiu kikc kiki kikk kikt kiku kikz kitc kite kiti kitt kitu kitz kiuu kizz kkbb kkbe kkbi kkbt kkbz kkcb kkci kkck kkct kkez kkic kkik kkit kkkk kktc kktk kktu kktz kkut kkuu kkzu kkzz ktbb ktbc ktbt ktbu ktbz ktcc ktce ktck ktec ktee ktek ktez ktib ktic ktie ktik ktkb ktkc ktke ktkk ktkt ktku ktkz kttc ktti kttk kttt kttu kttz ktub ktuc ktui ktuz ktzk ktzt ktzu ktzz kubb kubc kube kubu kucb kucc kuce kuci kuei kuek kueu kuic kuie kuik kuke kuki kukk kuku kute kuti kutt kutu kutz kuub kuuk kuuu kuuz kuze kuzu kuzz kzbb kzbe kzbi kzbk kzbt kzbz kzee kziz kzke kzkz kztb kzti kztk kzue kzuu kzuz kzzb kzzi kzzk kzzt kzzz tbcb tbcc tbce tbit tccc tccu tctc tebu teck tect teec teek teet teez teic teie teiu teke tete teti tett tetu tetz teuk teut tezu tezz tibi tibu ticc tice tick tie- tiee tiei tiet tiit tiiu tike tiki tiku titc tite titi titt titu titz tizi tizz ttbb tttt tubb tube tubu tucc tuck tuei tuet tuik tuit tuiu tuke tute tuti tutt tutu tuzi tuzk tuzu tuzz tzuk tzut tzzt u-ie ubbe ubbi ubek ubet ubic ubii ubik ubit ucbc ucci ucut ueki uetz ukcc ukek ukeu utec utik utti uttu uuuu uzeb uzzi zbek zbik zctu zebe zebu zeck zeek zeit zeke zeki zeku zete zeze zice zick zike ziki ziti zizi zizz zubi zubu zuce zuck zuke zuki zuuk zuzu zzzz