cccc ccci cccl cccu ccic ccii ccil cclc ccli cctc cctl cctt ccuc ccut cicc cici cict cicu ciii ciit cili cilk cill cilt citi citl citt citu ciuc ckck ckcl clic clii clik clit cltc clut ctic cucc cuci cuck cui- cuil cuit cuk- culc culk cull cult cut- cutc cutt iccc icci iccl icct iccu icll iiii iiit iitt iiuc ikki ilic ilit ilki ilku ill- illi illt ilut itic itil itll iucc iuiu k-ci kccc kcci kcck kccl kcct kccu kcic kcii kcil kcit kciu kckc kckk kckl kclc kcli kclk kcll kclt kclu kctc kcti kctu kcui kcuk kcul kicc kick kicl kict kiic kiii kiik kiit kiiu kikc kiki kikk kikt kiku kili kilk kill kilt kitc kiti kitl kitt kitu kiul kiuu kkci kkck kkcl kkct kkic kkik kkit kkkk kklc kkli kkll kktc kktk kktl kktu kkut kkuu klcc klci klck klcl klic klik klil klit kliu klkc klkk klkl kllc kllk kltc klti kltk kltt kluk kluu ktcc ktck ktcl ktic ktik ktil ktkc ktkk ktkt ktku ktli ktlk ktlt ktlu kttc ktti kttk kttt kttu ktuc ktui ktul kucc kuci kuic kuik kuil kuki kukk kukl kuku kuli kull kult kulu kuti kutt kutu kuuk kuul kuuu lccc lctl lick lict liii liku lili lill lilt lilu liti litl litt litu liut llcc lllc llll ltcc ltci lttc ltuc luci luck luik luit luki luli lull lulu luti luuk tccc tccu tctc tcul ticc tick tiit tiiu tiki tiku till tilt titc titi titt titu tlik tlli tttt ttul tucc tuck tuik tuil tuit tuiu tuli tulk tull tulu tuti tutl tutt tutu ucci ucil ucut ukcc ulcc ulic ulik ulli ulti ultt uluk ulul utik util utti uttu uulu uuuu