-ana a-ii aaaa aaab aaac aaai aaam aaan aaar aaba aabb aabc aabi aabm aaca aacb aacc aaci aacm aacn aacr aaib aaic aaii aain aama aamb aamc aami aamn aamr aana aani aara aarc aari aarm abaa abab abac abai abam aban abar abb- abba abbb abbi abbr abca abcb abcc abci abcn abcr abia abib abic abim abin abir abma abmb abmc abra abrc abri acaa acab acac acai acan acar acba acca accc acci accm aci- acia acic acim acin acir acma acmc acmi acr- acra acrc acri acrm acrr aiai aian aiba aibn aica aicc aicr aiia aiib aiic aiin aiir aimc aimi aimm aina ainc aini aira airi amaa amac amai amam aman amar amb- amba ambi ambn ambr amca amcc amia amib amic amii amin amir amm- amma ammi amni amra amrc amri ana- anaa anab anac anai anam anan anar anba anbb anbi anca ancc ania anib anic anim anin anir anma anna annb anni anrc anri arab arac arai aram aran arar arba arbi arc- arca arci arcm aria arib arii arim arin arma armc armi armm arna arni arr- arra arrc arri arrr ba-i baaa baam baan baar baba babb babi babm babr bac- baca bacc baci bacn baia baib baic bain bair bama bamb bamc bami bamm bamn bana banc bani bann banr bar- bara barb barc bari barm barn barr bbbb bbci bbcm bbin bbrc bcaa bcam bcar bcbc bcca bccc bcci bccm bcia bcma bcra bian biar biba bibb bibi bica bicc bici biin bima bin- bina binc bini binn bira birb biri birn birr bmaa bman bmci bmic bmir bmmi bnai bnib bnim bnin bnrr brab brac brai bram bran brca brcb bria bric brim brin brmc brna brrm brrr caaa caab caac caam caan caba cabi cac- caca cacc caci cacm cacr caia caib caic caim cain cair cama camb camc cami camm cana canc cani cann cara carb carc cari carm carn carr cbac cbar cbbc cbca cbcc cbcm cbcn cbcr cbia cbir cbna cbrm cbrn ccaa ccab ccac ccai ccam ccar ccba ccbc ccbn ccca cccb cccc ccci cccm ccic ccii ccim ccir ccma ccmb ccmc ccmm ccna ccnb ccnc ccni ccnm ccnr ccra ccrc ccri ciaa ciam cian ciar ciba cibc cibi cica cicc cici cicr ciia ciii cima cimb cimi cimm cimr cin- cina cinc cini cira cirb circ ciri cirm cirr cmaa cmac cmba cmbc cmcc cmii cmin cmir cmmb cmmc cmmi cmmn cmra cmri cmrn cmrr cnaa cnac cnam cnbc cnbm cnci cnib cnic cnma cnna cnrc cnrr crab crac crai cram cran crar crbc crca crcc crcr cria crib cric crim crin crmb crmn crna iaaa iaac iaai iaba iabm iaca iacc iacr iaia iaim iain iama iamb iami iana iara iarc ibac iban ibar ibbm ibca ibia ibim ibma ibra ibrc ibri icaa icab icac icai icam ican icar icbc icbm icca iccb iccc icci iccn iccr icma icmc icmi icmm icnb icnc icra icrc icrm icrr iiac iica iiii iimc iinm iira iirc imac imai imam iman imar imba imbi imca imcb imci imin imir imma immi imra imrc imri imrr inab inac inai inam inan inar inba inca incb inci incr inia inna inni innr inra inri irac irai iram iran irar irbm irca ircc iri- iria iric irin irma irmc irna irra irrc irri ma-i maaa maac maai maam maan maar maba mabi mac- maca macb macc maci macr maia maib maii maim main mair mama mamc mami man- mana manc mani mann mar- mara marc mari marm marr mbac mbam mbba mbca mbci mbia mbim mbna mcaa mcac mcan mcba mcbc mcbi mcca mccc mcci mcia mcic mcii mcmc mcmi mcrc mcri miaa miab miac miai miam mian mibc mica micc mici micr miii miin mim- mima mimi mina minc mini minn mira mirc miri mirr mmaa mmab mmac mmai mman mmar mmcc mmci mmcm mmic mmii mmmc mmmm mmrc mnaa mnac mnam mnba mnbb mnin mnra mr-c mrac mrbb mrbm mrca mrcb mrcc mria mrmc mrna mrnc mrrc n-ii naaa naab naac naai naam naan naar naba nabc nabi naca nacc naci nacm naia naib naic naim nain nair nama namb nami namm nan- nana nanb nani nann nara narc nari narm narn narr nbaa nbar nbbc nbca nbcc nbci nbia nbic ncaa ncac ncar ncba ncbc ncbi ncca nccc ncci nccn nccr ncia ncmi ncmm ncna ncnc ncra ncrc ncri niab niac nian nibi nibm nica nicc nici niia niir nima nimb nimc nimi nimr nina nini nira nman nmic nmmc nmra nmrc nmri nnmc nnnn nrab nram nrca nric nrma nrna nrrc raab raam raan raba rabb rabi rac- raca racc raci raia raic raii raim rain rair rama ramb rami ramm rana ranc rani rann rara rarb rari rbbb rbbr rcac rcbc rccb rccc rcic rcnr riaa riab riai riam rian rib- riba rica ricc riia riin rima rimi rimm rina rinn riri rman rnai rnbr rnin rrmc rrna rrrr