-nik bbbb bbci bbdd bbin bblb bcbc bccc bcci bccl bcnu bcuc bdbc bddc bdii bdin bibb bibi bibl bicc bici bick bidi bidu biin biku bild bili bilk bill bilu bin- binc bind bini bink binn binu blcu bldc blic blik blin blkb blkd blni blub blud bnib bnin bubb bubi bubu bucc buci buck bucu budb budd budi budl budu buic buid buik buin buiu buki bukk buku bulb buld buli bulk bull bulu bunb bund buni bunk bunn bunu c-cd cbbc cbcc cbcl cbcn cbcu cbdb cbdc cbdi cbdn cbid cbkl cbkn cblb cblc cbln cbnd ccbc ccbn cccb cccc ccci cccl cccu ccdc ccdi ccdn ccic ccid ccii ccil cclc ccli ccnb ccnc ccni ccnu ccuc cddb cddl cdic cdii cdli cdnb cdnc cibc cibi cicc cici cicu cidc cidi ciid ciii cili cilk cill cin- cinc cind cini cink ciuc ckbc ckbi ckck ckcl ckdu ckin ckln cknb cknc clcd cldc clib clic clii clik clin club clud clun cnbc cnbl cnci cndd cnib cnic cnid cnki cub- cubb cubi cucc cuci cuck cucn cudi cui- cuil cuin cuk- culb culc culd culk cull cund dbcc dbnl dcbc dccb dccc dcci dccl dccu dcdb dcii dcil dcli dddd ddlc ddub dibb dici dick didi didu diii diki diku dili dilk dill din- dinc dini dink dinn dinu dkdc dkid dlbd dlib dlii dlil dnic dnuk dub- dubb dubc dubu duck dudd dudu duid duil duin duki duku dulc duli dull dulu dunc dunk dunn duul ibid icbc icbd iccb iccc icci iccl iccn iccu icdc icdd icdl icll icnb icnc icub idic idid idil idin idku idli idub idun iicd iiii iiuc ikid ikin ikki ilbc ilcd ilic ilin ilki ilku ill- illd illi ilni ilud inbd incb incd inci incl ind- indc indi indu inid inkd inki inni innu inui inuk inul inun iucc iuiu k-ci k-id kbbb kbbc kbbd kbbi kbbk kbbl kbbu kbcb kbci kbck kbcl kbcu kbdb kbdi kbdl kbdn kbib kbic kbid kbik kbil kbiu kbkb kbkk kbkl kblb kbld kbll kblu kbnd kbnl kbnn kbnu kbub kbuc kbud kbuk kbul kbun kbuu kcbc kcbd kcbi kcbk kcbl kcbu kccb kccc kccd kcci kcck kccl kccu kcdc kcdd kcdi kcdu kcic kcid kcii kcil kcin kciu kckc kckk kckl kckn kclc kcli kclk kcll kcln kclu kcnb kcnd kcni kcub kcui kcuk kcul kdbb kdbi kdbl kdbn kdcc kdcd kddb kddc kddd kddi kddk kddl kdic kdil kdkb kdkd kdkk kdkn kdlb kdlc kdld kdll kdnd kdni kdnk kdnn kdub kduc kdun kibb kibc kibi kibl kibu kicb kicc kicd kick kicl kidb kidd kidi kidk kidl kidu kiic kiid kiii kiik kiiu kikc kikd kiki kikk kiku kilb kild kili kilk kill kiln kin- kinb kinc kind kini kink kinl kinn kinu kiul kiun kiuu kkbb kkbd kkbi kkbl kkbn kkcb kkcd kkci kkck kkcl kkcn kkdc kkdd kkdl kkic kkid kkik kkin kkkk kklb kklc kkld kkli kkll kkln kknb kknd kkni kknn kknu kkuu klbb klbc klbd klbl klbn klbu klcb klcc klcd klci klck klcl klcn kldc kldd kldn klib klic klid klik klil klin kliu klkc klkk klkl klkn kllb kllc kllk klnc klnd klni klnn klub kluk klun kluu knbb knbc knbn knbu kncb knci knck kncn kncu kndb kndc kndd kndi kndk kndl kndn kndu knib knic knid knik knin knki knkk knlb knlc knnb knnd knnk knub knud knui knuk kubb kubc kubd kubu kucb kucc kucd kuci kudd kudi kudl kudu kuic kuik kuil kuin kuki kukk kukl kukn kuku kulb kuld kuli kull kuln kulu kunc kund kuni kunk kunu kuub kuuk kuul kuuu lbcc lcbc lccc lcdd ldci libc libu lick lidb lidl liii liin liku lilb lili lill lilu linc lind link linn liun llcc lldb lldc lllc llll llud lndn lnnk luci luck ludd ludi luik luin luki luli lull lulu lund luni lunk lunn luuk n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nccu ncdc ncdn ncdu ncid nclc ncln ncnc ncnd ncuk ndcc nddb ndic nibi nicc nicd nici nick nicl nicu nidd nidi niiu nikc niki niku nild nili nilk nill nilu nind nini ninl nlcc nlic nndb nnnn nubc nubi nubk nubl nuci nuck nucu nudc nudd nudi nuik nuin nuki nuku nuli null nunc nunk nunn nuuk ubbi ubic ubid ubii ubik ubli ubud ucbc ucci ucdc ucdd ucil ucin udbc uddi udic udid udin uduk udun ukcc uknc ulbc ulcc ulic ulik ulli uluk ulul unbd uncc unci uncl undi uni- unic unii unik unin unkl unkn unni uulu uuni uuuu