-ana -nik a-ak a-ii aaaa aaab aaac aaai aaan aaba aabb aabc aabi aaca aacb aacc aaci aack aacn aaib aaic aaii aain aaka aana aani abaa abab abac abai abak aban abb- abba abbb abbi abca abcb abcc abci abcn abia abib abic abin acaa acab acac acai acan acba acca accc acci aci- acia acic acin aiai aian aiba aibn aica aicc aiia aiib aiic aiin aika aiki aina ainc aini akaa akai akan akca akia akik akin akka akki akna ana- anaa anab anac anai anak anan anba anbb anbi anca ancc ania anib anic anik anin ank- anka anki anna annb anni ba-i baaa baak baan baba babb babi bac- baca bacc baci back bacn baia baib baic baik bain bak- baka baki bana banc bani bank bann bbbb bbci bbin bcaa bcbc bcca bccc bcci bcia biak bian biba bibb bibi bica bicc bici bick biin bin- bina binc bini bink binn bnai bnib bnin caaa caab caac caan caba cabi cac- caca cacc caci cack caia caib caic caik cain caka cana canc cani cank cann cbac cbbc cbca cbcc cbcn cbia cbka cbkn cbna ccaa ccab ccac ccai ccba ccbc ccbn ccca cccb cccc ccci ccic ccii ccna ccnb ccnc ccni ciaa ciak cian ciba cibc cibi cica cicc cici ciia ciii cika cin- cina cinc cini cink ckac ckan ckbc ckbi ckck ckin cknb cknc cnaa cnac cnbc cnci cnib cnic cnki cnna iaaa iaac iaai iaba iaca iacc iaia iain iana ibac iban ibca ibia icaa icab icac icai ican icbc icca iccb iccc icci iccn icnb icnc iiac iica iiii ikin ikki inab inac inai inan inba inca incb inci inia inka inki inna inni k-ci kaaa kaab kaai kaak kaan kaba kabb kabc kabi kacb kacc kaci kaia kaib kaic kaii kaik kain kaka kakc kaki kakk kakn kana kanb kani kann kbaa kbab kbac kbai kbak kbba kbbb kbbc kbbi kbbk kbca kbcb kbci kbck kbia kbib kbic kbik kbkb kbkk kbna kbnn kcaa kcab kcac kcai kcba kcbc kcbi kcbk kcca kccb kccc kcci kcck kcic kcii kcin kckc kckk kckn kcnb kcni kiab kiac kiai kian kiba kibb kibc kibi kica kicb kicc kick kiia kiic kiii kiik kika kikc kiki kikk kin- kina kinb kinc kini kink kinn kkaa kkac kkai kkan kkba kkbb kkbi kkbn kkcb kkci kkck kkcn kkia kkic kkik kkin kkkk kknb kkni kknn knaa knab knac knai knan knba knbb knbc knbn knca kncb knci knck kncn knia knib knic knik knin knki knkk knnb knnk n-ii naaa naab naac naai naan naba nabc nabi nabk naca nacc naci nack naia naib naic naik nain naka nan- nana nanb nani nann nbaa nbak nbbc nbca nbcc nbci nbia nbic ncaa ncac ncba ncbc ncbi ncca nccc ncci nccn ncia ncna ncnc niab niac niak nian nibi nica nicc nici nick niia nika nikc niki nina nini nkia nnnn