a-ii aaaa aaab aaac aaai aaal aaam aaar aaba aabb aabc aabi aabl aabm aaca aacb aacc aaci aacl aacm aacr aaib aaic aaii aala aalc aali aall aama aamb aamc aami aamr aara aarc aari aarm abaa abab abac abai abal abam abar abb- abba abbb abbi abbr abca abcb abcc abci abcl abcr abia abib abic abil abim abir abla abma abmb abmc abra abrc abri acaa acab acac acai acar acba acbl acca accc acci accm aci- acia acic acim acir acla aclc acli aclr acma acmc acmi acr- acra acrc acri acrm acrr aiai aiba aibl aica aicc aicr aiia aiib aiic aiir aila aili ailm aimc aimi aiml aimm aira airi alaa alac alai alal alam alar alb- alba albc albi albm alca alcc ali- alia alib alii alil alim alir all- alla alli alll allr alma almc amaa amac amai amal amam amar amb- amba ambi ambr amca amcc amia amib amic amii amil amir amla amli amm- amma ammi amra amrc amri amrl arab arac arai aral aram arar arba arbi arc- arca arci arcm aria arib arii aril arim arla arli arma armc armi arml armm arr- arra arrc arri arrr ba-i baaa baal baam baar baba babb babi babm babr bac- baca bacc baci baia baib baic bail bair bala balc bali ball balm bama bamb bamc bami baml bamm bar- bara barb barc bari barm barr bbbb bbci bbcm bblb bbrc bcaa bcam bcar bcbc bcca bccc bcci bccl bccm bcia bcma bcra bial biar biba bibb bibi bibl bica bicc bici bila bili bill bima bira birb biri birl birr blaa blab blac blam blic blim blir blrc bmaa bmci bmic bmir bmmi brab brac brai bram brca brcb bria bric bril brim brmc brrm brrr caaa caab caac caal caam caba cabi cac- caca cacc caci cacm cacr caia caib caic cail caim cair cala calc cali call calm cama camb camc cami caml camm cara carb carc cari carl carm carr cbac cbal cbar cbbc cbca cbcc cbcl cbcm cbcr cbia cbir cblb cblc cbrl cbrm ccaa ccab ccac ccai ccam ccar ccba ccbc ccca cccb cccc ccci cccl cccm ccic ccii ccil ccim ccir ccla cclc ccli cclm ccma ccmb ccmc ccmm ccra ccrc ccri ccrl ciaa cial ciam ciar ciba cibc cibi cica cicc cici cicr ciia ciii cila cili cill cima cimb cimi ciml cimm cimr cira cirb circ ciri cirl cirm cirr clab clai clam clar clib clic clii clim clir clra clri cmaa cmac cmba cmbc cmcc cmii cmir cmla cmli cmll cmmb cmmc cmmi cmml cmra cmri cmrr crab crac crai cram crar crbc crca crcc crcr cria crib cric crim crmb iaaa iaac iaai iaal iaba iabm iaca iacc iacr iaia iaim iala iall iama iamb iami iara iarc ibac ibar ibbm ibca ibia ibim ibma ibml ibra ibrc ibri icaa icab icac icai ical icam icar icbc icbm icca iccb iccc icci iccl iccr icll iclr icma icmc icmi icmm icra icrc icrm icrr iiac iica iiii iila iimc iira iirc ilac ilal ilam ilar ilbc ilbm ilca ilia ilic ilir ill- illa illi ilma ilmr ilrm imac imai imam imar imba imbi imca imcb imci imir imli imma immi imra imrc imri imrr irac irai iral iram irar irbm irca ircc iri- iria iric iril irla irlb irma irmc irra irrc irri laaa laac laal laam laar laba labi labr laca lacc laci lacl laia laic lail laim lair lala lali lall lalm lama lamb lami lamm lamr lara larb larc lari larm larr lbar lbcc lbia lblr lbmc lcac lcbc lcca lccc lccm lcia lcra lcrl liac liam liar liba libc libr lica licr liia liii liir lila lilb lili lill lima limb limc limi liml limm lira lirc liri lirl lirr llcc lllc llll lmcc lmia lmii lmmr lrac lral lram lrba lric lrmc lrrc lrrr ma-i maaa maac maai maal maam maar maba mabi mac- maca macb macc maci macr maia maib maii mail maim mair mal- mala mali mall malm mama mamc mami mar- mara marc mari marl marm marr mbac mbam mbba mbca mbci mbia mbim mcaa mcac mcba mcbc mcbi mcca mccc mcci mccl mcia mcic mcii mcil mcla mcli mcmc mcmi mcml mcrc mcri miaa miab miac miai mial miam mibc mica micc mici micr miii mila mili mill milr mim- mima mimi mira mirc miri mirl mirr mlab mlba mlcc mlia mlii mmaa mmab mmac mmai mmar mmcc mmci mmcl mmcm mmic mmii mmli mmmc mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mria mrmc mrml mrrc raab raam raba rabb rabi rabl rac- raca racc raci raia raic raii rail raim rair rala ralb rall rama ramb rami raml ramm rara rarb rari rbbb rbbr rbcl rcac rcbc rccb rccc rcic riaa riab riai rial riam rib- riba rica ricc riia rila rill rima rimi rimm riri rlab rlml rmll rrmc rrrr