-ana a-ii aaaa aaab aaac aaai aaal aaan aaas aaba aabb aabc aabi aabl aaca aacb aacc aaci aacl aacn aacs aaib aaic aaii aain aais aala aalc aali aall aals aana aani aasa aasc aasi aass abaa abab abac abai abal aban abas abb- abba abbb abbi abbs abca abcb abcc abci abcl abcn abcs abia abib abic abil abin abis abla abls abs- absa absi absl abss acaa acab acac acai acan acas acba acbl acca accc acci accs aci- acia acic acin acis acla aclc acli acls acsa acsc acsi acsl acss aiai aian aias aiba aibl aibn aica aicc aics aiia aiib aiic aiin aila aili ails aina ainc aini ains aisa aisb aisi aisl alaa alac alai alal alan alas alb- alba albc albi albs alca alcc alcs ali- alia alib alii alil alin alis all- alla alli alll alln alls alna alni alsa alsc alsn ana- anaa anab anac anai anal anan anas anba anbb anbi anbl anca ancc ania anib anic anil anin anis anla anlc anli anln anna annb anni anns ansa ansi asaa asab asac asai asal asan asas asba asc- asca ascb ascc asci ascl asia asic asii asil asin asis asla asli asnc asni asnl assa assc assi assl assn asss ba-i baaa baal baan baas baba babb babi babs bac- baca bacc baci bacn bacs baia baib baic bail bain bais bala balc bali ball bals bana banc bani bann bans basa basc basi bass bbas bbbb bbbs bbci bbin bblb bbls bcaa bcas bcbc bcbs bcca bccc bcci bccl bccs bcia bcis bcsa bcsc bcsl bcsn bcss bial bian bias biba bibb bibi bibl bibs bica bicc bici bics biin biis bila bili bill bils bin- bina binc bini binn bins bis- bisa bisc bisl biss blaa blab blac blan blas blic blin blis blls blni blss bnai bnas bnib bnin bnss bsaa bsac bsas bsci bscs bsic bsin bslc bsns bssc caaa caab caac caal caan caas caba cabi cabs cac- caca cacc caci caia caib caic cail cain cais cala calc cali call cals cana canc cani cann cans casa casb casc casi casl cass cbac cbal cbbc cbbs cbca cbcc cbcl cbcn cbcs cbia cblb cblc cbln cbna cbsa cbsc cbsi cbsn ccaa ccab ccac ccai ccas ccba ccbc ccbn ccca cccb cccc ccci cccl cccs ccic ccii ccil ccis ccla cclc ccli ccls ccna ccnb ccnc ccni ccns ccsa ccsi ccsl ccsn ccss ciaa cial cian cias ciba cibc cibi cica cicc cici cics ciia ciii ciis cila cili cill cils cin- cina cinc cini cis- cisa cisc cisl cisn ciss clab clai clan clas clib clic clii clin clis clsa clsc cnaa cnac cnas cnbc cnbl cnci cnib cnic cnna cnsa cnsl cnss csaa csab csac csas cscb cscc csci cscl cscs csia csib csis csla cssa iaaa iaac iaai iaal iaas iaba iaca iacc iacs iaia iain iais iala iall ials iana ians iasa iasc iasi ibac iban ibas ibca ibcs ibia ibis ibns ibsa ibsn ibss icaa icab icac icai ical ican icas icbc icbs icca iccb iccc icci iccl iccn iccs icis icll icnb icnc icns icsa icsb icsc icsi icss iiac iias iica iiii iiis iila iisc iisi ilac ilal ilan ilas ilbc ilca ilia ilic ilin ilis ill- illa illi ills ilni ilsa inab inac inai inal inan inas inba inca incb inci incl incs inia inis inla inna inni inns insa insc inss is-a isac isai isal isan isas isba isbl isbn isca iscc isci iscn iscs isia isic isil isin isis isla isls isna issa issc issi isss laaa laac laal laan laas laba labi labs laca lacc laci lacl lacs laia laic lail lain lais lala lali lall lan- lana lanc lani lann lans lasa lasi lass lbcc lbia lbsc lcac lcbc lcca lccc lccs lcia lcis lcls lcsc liac lian lias liba libc libs lica lics liia liii liin liis lila lilb lili lill lils lina linc linn lins lisa lisi liss llan llbs llcc llcs lllc llll lscb lscs lsla lssa n-ii naaa naab naac naai naal naan naas naba nabc nabi nabl nabs naca nacc naci nacl nacs naia naib naic nail nain nais nala nalc nali nall nals nan- nana nanb nani nann nans nas- nasa nasb nasc nasi nasl nass nbaa nbas nbbc nbca nbcc nbci nbcs nbia nbic ncaa ncac ncba ncbc ncbi ncbs ncca nccc ncci nccn nccs ncia ncis nclc ncln ncna ncnc ncsa ncsc ncsi ncsl ncss niab niac nial nian nias nibi nibs nica nicc nici nicl nics niia nila nili nill nils nina nini ninl nins nisa nisi nisl niss nlab nlcc nlcs nlic nlls nlsc nnls nnnn nnsa nnsl nnss nsaa nsac nsai nsca nscc nscl nscs nsic nsin nsis nsla nsls nsna nssa nssb nssc nsss s-ib s-ic s-ii sa-c saab saac saal saan saas saba sabb sabc sabi sabs saca sacc saci sacn sacs saia saic sail sain sais sala salc sali sall sals sana sani sann sans sasa sasc sasi sasl sass sbaa sbac sbai sbas sbbs sbca sbcc sbcs sbia sbic sbsa sbsi scaa scab scac scai scal scan scas scba scbi sccc sccl sccs sci- scia scic scil scin scis scl- sclc scls scna scsa scsc scsi scsl scsn siaa siab siac siai sial sian sias siba sibc sibi sibs sica sicc sici sics sil- sila silc sili sill sils sina sini sinn sins sisa sisc sisi siss sl-i slaa slab slac slai slan slas slcc slib slic slln slsa slsc snab snas snba snca sncc snia snib snla snns ssaa ssab ssac ssan ssas ssbn ssca sscc ssci sscs ssin ssis ssla sslc ssns sssa sssb sssc sssi ssss