-ic a-a a-b a-c a-i aaa aab aac aai aam aan aar ab- aba abb abc abi abm abn abr ac- aca acb acc aci acm acn acr ai- aia aib aic aii aim ain air ama amb amc ami amm amn amr an- ana anb anc ani anm ann anr ar- ara arb arc ari arm arn arr baa bab bac bai bam ban bar bba bbb bbc bbi bbm bbn bbr bca bcb bcc bci bcm bcn bcr bi- bia bib bic bii bim bin bir bma bmb bmc bmi bmm bmn bmr bna bnb bnc bni bnn bnr bra brb bri brm brn brr c-- caa cab cac cai cam can car cba cbb cbc cbi cbm cbn cbr cca ccb ccc cci ccm ccn ccr ci- cia cib cic cii cim cin cir cma cmb cmc cmi cmm cmn cmr cn- cna cnb cnc cni cnm cnn cnr cra crb crc cri crm crn crr ia- iaa iab iac iai iam ian iar iba ibb ibc ibi ibm ibn ibr ica icb icc ici icm icn icr iia iib iic iii iim iin iir im- ima imb imc imi imm imn in- ina inb inc ini inm inn inr ir- ira irb irc iri irm irn irr m-r maa mab mac mai mam man mar mba mbb mbc mbi mbm mbr mc- mca mcb mcc mci mcm mcn mcr mi- mia mib mic mii mim min mir mma mmb mmc mmi mmm mmn mmr mna mnb mnc mni mnm mnn mnr mra mrb mrc mri mrm mrn mrr n-i naa nab nac nai nam nan nar nba nbb nbc nbi nbm nbn nbr nca ncb ncc nci ncm ncn ncr nia nib nic nii nim nin nir nma nmb nmc nmi nmm nmn nmr nna nnb nnc nni nnm nnn nra nrb nrc nri nrm nrn nrr ra- raa rab rac rai ram ran rar rba rbb rbc rbi rbm rbn rbr rca rcb rcc rci rcm rcn rcr ria rib ric rii rim rin rir rma rmb rmc rmi rmm rmn rmr rna rnb rnc rni rnm rnn rnr rra rrb rrc rri rrm rrn rrr

-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