a-ak a-ii aaaa aaab aaac aaai aaam aaar aaba aabb aabc aabi aabm aaca aacb aacc aaci aack aacm aacr aaib aaic aaii aaka aama aamb aamc aami aamr aara aarc aari aarm abaa abab abac abai abak abam abar abb- abba abbb abbi abbr abca abcb abcc abci abcr abia abib abic abim abir abma abmb abmc abra abrc abri acaa acab acac acai acar acba acca accc acci accm aci- acia acic acim acir acma acmc acmi acr- acra acrc acri acrm acrr aiai aiba aica aicc aicr aiia aiib aiic aiir aika aiki aimc aimi aimm aira airi akaa akai akam akar akca akia akik akim akir akka akki akr- akra amaa amac amai amam amar amb- amba ambi ambr amca amcc amia amib amic amii amik amir amka amm- amma ammi amra amrc amri arab arac arai arak aram arar arba arbi arc- arca arci arcm aria arib arii arik arim arka arki arma armc armi armm arr- arra arrc arri arrk arrr ba-i baaa baak baam baar baba babb babi babm babr bac- baca bacc baci back baia baib baic baik bair bak- baka baki bakr bama bamb bamc bami bamm bar- bara barb barc bari bark barm barr bbbb bbci bbcm bbrc bcaa bcam bcar bcbc bcca bccc bcci bccm bcia bcma bcra biak biar biba bibb bibi bica bicc bici bick bima bira birb biri birk birr bmaa bmci bmic bmir bmmi brab brac brai brak bram brca brcb bria bric brik brim brka brkb brmc brrm brrr caaa caab caac caam caba cabi cac- caca cacc caci cack cacm cacr caia caib caic caik caim cair caka cama camb camc cami camk camm cara carb carc cari cark carm carr cbac cbar cbbc cbca cbcc cbcm cbcr cbia cbir cbka cbkm cbkr cbrm ccaa ccab ccac ccai ccam ccar ccba ccbc ccca cccb cccc ccci cccm ccic ccii ccim ccir cckm ccma ccmb ccmc ccmm ccra ccrc ccri ciaa ciak ciam ciar ciba cibc cibi cica cicc cici cicr ciia ciii cika cikr cima cimb cimi cimm cimr cira cirb circ ciri cirk cirm cirr ckac ckbc ckbi ckck ckcm ckrc ckrm cmaa cmac cmba cmbc cmcc cmii cmir cmmb cmmc cmmi cmra cmri cmrr crab crac crai cram crar crbc crca crcc crcr cria crib cric crik crim crkc crmb iaaa iaac iaai iaba iabm iaca iacc iacr iaia iaim iama iamb iami iara iarc ibac ibar ibbm ibca ibia ibim ibma ibra ibrc ibri icaa icab icac icai icam icar icbc icbm icca iccb iccc icci iccr icma icmc icmi icmm icra icrc icrm icrr iiac iica iiii iimc iira iirc ikar ikki ikma ikra ikri imac imai imam imar imba imbi imca imcb imci imck imir imma immi imra imrc imri imrr irac irai irak iram irar irbm irca ircc iri- iria iric irka irki irma irmc irra irrc irri k-ci kaaa kaab kaai kaak kaam kaar kaba kabb kabc kabi kabr kacb kacc kaci kaia kaib kaic kaii kaik kaim kair kaka kakc kaki kakk kakm kam- kama kamb kamc kami kamm kamr kara karb kari kark karm karr kbaa kbab kbac kbai kbak kbam kbar kbba kbbb kbbc kbbi kbbk kbbm kbbr kbca kbcb kbci kbck kbcr kbia kbib kbic kbik kbim kbkb kbkk kbkr kbmb kbmc kbmi kbmr kbra kbrb kbrc kbri kbrk kcaa kcab kcac kcai kcam kcar kcba kcbc kcbi kcbk kcbr kcca kccb kccc kcci kcck kccr kcic kcii kcim kcir kckc kckk kckm kckr kcmb kcmc kcmi kcmk kcmm kcmr kcrc kcri kcrr kiab kiac kiai kiam kiar kiba kibb kibc kibi kibr kica kicb kicc kick kicm kicr kiia kiic kiii kiik kika kikc kiki kikk kikr kima kimb kimi kimm kira kirb kirc kiri kirk kirr kkaa kkac kkai kkam kkar kkba kkbb kkbi kkbr kkcb kkci kkck kkcm kkcr kkia kkic kkik kkim kkkk kkma kkmc kkmi kkmk kkmr kkrb kkrc kkrk kkrr kmac kmai kmak kmam kmbc kmbi kmbr kmca kmcb kmcc kmci kmcm kmcr kmia kmic kmkk kmmk kmmm kmmr kmrb kmrc kmri kmrr krab krac krai krak kram krar krba krbb krbi krbk krbm krbr krca krcb krcc krci krcm kria krib krik krim krka krkc krki krkk krkr krma krmb krmc krmr krrb krrc krri krrk krrm krrr ma-i maaa maac maai maak maam maar maba mabi mac- maca macb macc maci mack macr maia maib maii maik maim mair maka maki mama mamc mami mar- mara marc mari mark marm marr mbac mbam mbba mbca mbci mbia mbim mcaa mcac mcba mcbc mcbi mcca mccc mcci mcia mcic mcii mckk mcmc mcmi mcrc mcri miaa miab miac miai miam mibc mica micc mici mick micr miii mika miki mikk mim- mima mimi mira mirc miri mirk mirr mkak mmaa mmab mmac mmai mmar mmcc mmci mmcm mmic mmii mmmc mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mria mrkr mrmc mrrc raab raak raam raba rabb rabi rabk rac- raca racc raci rack raia raic raii raik raim rair raka raki rakk rama ramb rami ramm rara rarb rari rark rbbb rbbr rbmk rcac rcbc rccb rccc rcic riaa riab riai riak riam rib- riba rica ricc rick riia rika riki rikk rima rimi rimm riri rrkm rrmc rrrr