a-ak aaaa aaab aaac aaam aaap aaas aaba aabb aabc aabm aabp aabt aaca aacb aacc aack aacm aacp aacs aact aaka aama aamb aamc aamp aams aapa aapc aapm aaps aapt aasa aasc aasm aass aast aata aatc aatk aatt abaa abab abac abak abam abap abas abat abb- abba abbb abbs abbt abca abcb abcc abcp abcs abct abma abmb abmc abms abmt abpa abpc abpm abpp abps abs- absa absp abss abta abts ac-t acaa acab acac acap acas acat acba acca accc accm accp accs acct acks acma acmc acmp acms acpa acpm acps acpt acsa acsc acsm acss acst acta actc acts actt akaa akam akap akas akca akka aksa akst amaa amac amam amap amas amat amb- amba ambs amca amcc amcs amka amm- amma ampa ampc ampk ampm amps ampt amsa amsc amss amst amta amtc amtk amtp amts apac apak apam apap apas apat apba apbs apca apcb apcc apcm apcs apma appa appc apps appt apsa apss apta aptc apts aptt asaa asab asac asak asam asap asas asat asba asbm asc- asca ascb ascc ascp asct aska asks askt asma asmm asmp asms asmt aspa aspc aspm asps aspt assa assc assk assp asss asst asta astb astc astm astp asts at-t ataa atab atac atak atap atas atat atbs atca atcc atck atcs atka atkt atm- atma atmp atms atsb atsc atst atta attp atts baaa baak baam baas baat baba babb babm babs bac- baca bacc back bacs bact bak- baka baks bakt bama bamb bamc bamm bamp bams bapa bapc bapp baps bapt basa basc bask bass bast bata batc bats batt bbas bbbb bbbs bbcm bcaa bcam bcap bcas bcat bcbc bcbp bcbs bcca bccc bccm bccs bcma bcmp bcms bcpp bcps bcsa bcsc bcsm bcss bctc bcts bkpt bksp bmaa bmpt bmtc bmts bpcp bpmc bpms bpsa bsaa bsac bsam bsap bsas bsat bscp bscs bskt bsms bsmt bspp bssc bssm bsts btaa btbp btcc btcs btps btss bttb caaa caab caac caam caap caas caat caba cabs cac- caca cacc cack cacm caka cama camb camc camk camm camp cams camt capa capb capc capm capp caps capt casa casb casc cask casm casp cass cast cat- cata catb catc catm cats catt cbac cbat cbbc cbbs cbca cbcc cbcm cbcp cbcs cbct cbka cbkm cbms cbpc cbpp cbsa cbsc cbsm cbta cbtc ccaa ccab ccac ccam ccap ccas ccat ccba ccbc ccca cccb cccc cccm cccp cccs cckm ccma ccmb ccmc ccmm ccmp ccms ccpa ccpm ccpp ccps ccsa ccsp ccss ccst cctb cctc cctt ckac ckat ckbc ckck ckcm ckcs ckmp ckpc cksa cksb ckst cktb ckts cmaa cmac cmap cmas cmba cmbc cmbs cmcc cmcs cmmb cmmc cmms cmpa cmpc cmpk cmpp cmsa cmsc cmst cmta cmtc cpaa cpac cpam cpap cpas cpbc cpca cpcm cpcs cpma cpmp cppa cppm cpps cpsa cpsc cpsk cptp cpts csaa csab csac csak csas csat csbm cscb cscc cscs cska csks csma csmc cspa cspb cspc csps cspt cssa cssm csta cstc cstm csts ctab ctba ctbs ctca ctcp ctma ctpp ctps ctsa ctsc ctss ctta ctts kaaa kaab kaak kaam kaap kaas kaat kaba kabb kabc kacb kacc kacp kacs kact kaka kakc kakk kakm kaks kakt kam- kama kamb kamc kamm kamp kams kamt kap- kapa kapc kapp kaps kapt kas- kasa kasb kasc kask kasm kasp kass kast kat- kata katb katc katk katm katp kats katt kbaa kbab kbac kbak kbam kbap kbas kbat kbba kbbb kbbc kbbk kbbm kbbs kbbt kbca kbcb kbck kbcs kbct kbkb kbkk kbmb kbmc kbmp kbms kbmt kbpa kbpc kbpk kbps kbpt kbsa kbsb kbsk kbsm kbss kbst kbta kbtb kbtc kbtk kbtm kbts kbtt kcaa kcab kcac kcam kcap kcas kcat kcba kcbc kcbk kcbs kcca kccb kccc kcck kcct kckc kckk kckm kcmb kcmc kcmk kcmm kcmp kcms kcmt kcpa kcpc kcpm kcps kcpt kcsa kcsb kcsc kcsm kcsp kcss kcst kcta kctb kctc kkaa kkac kkam kkap kkat kkba kkbb kkbs kkbt kkcb kkck kkcm kkcs kkct kkkk kkma kkmc kkmk kkmp kkms kkmt kkpc kkpk kkps kkpt kksa kksm kksp kkss kkst kktc kktk kkts kmac kmak kmam kmap kmas kmat kmbc kmbs kmca kmcb kmcc kmcm kmcs kmkk kmks kmkt kmmk kmmm kmms kmmt kmpa kmpb kmpc kmpt kmsa kmsb kmsc kmsp kmss kmst kmta kmtb kmtc kmtk kmtp kmts kmtt kpac kpak kpam kpas kpat kpba kpbb kpbm kpbs kpcc kpcs kpkk kpmb kpmp kppc kppk kppp kpsc kpsm kpsp kptm kpts kptt ksab ksac ksak ksam ksas ksat ksba ksbc ksbp ksbs ksca kscb ksck kscm kscs kska kskb kskk ksks ksma ksmb ksmc ksmm ksms ksmt kspa kspb kspc kspk ksps kspt kssa kssm ksss ksst ksta kstb kstc kstk kstm kstp ksts kstt ktaa ktak ktam ktap ktas ktat ktba ktbb ktbc ktbt ktcc ktck ktcm ktcs ktkb ktkc ktkk ktks ktkt ktmb ktmc ktmk ktmm ktmp ktms ktmt ktpa ktpk ktpt ktsa ktsc ktsm ktst kttc kttk kttp ktts kttt maaa maac maak maam maap maas maat maba mabs mac- maca macb macc mack macp macs mact maka maks mama mamc mamp mams mapa mapp maps masa masc mask masp mass mast mata matc matk mats matt mbac mbam mbas mbba mbbs mbca mbcs mbms mbps mbta mcaa mcac mcap mcas mcat mcba mcbc mcca mccc mckk mcmc mcmt mcpa mcpb mcpc mcpp mcps mcsa mcsp mcss mcst mctc mctk mcts mkak mkks mksm mkts mmaa mmab mmac mmap mmas mmcc mmcm mmcs mmct mmmc mmmm mmms mmpa mmpc mmsc mmst mmts mpaa mpac mpas mpca mpcc mpct mpmc mppc mppp mpps mpsa mpst mpta mptc mptp msaa msas msat msba msca mscc mscp msma msmb msmc msmm msms mspa mspb mspp mssa mssm mssp msst msta mstc mstp msts mtaa mtab mtac mtap mtas mtbc mtbs mtpa mtsa mtss mtst mtts paak paap paas paat paba pabt paca pack pacs pact paka paks pam- pama pamb pamm pamp pams papa papb papp paps