a-ak a-ii aaaa aaab aaac aaaf aaai aaal aaap aaba aabb aabc aabi aabl aabp aaca aacb aacc aacf aaci aack aacl aacp aafa aafb aafc aaff aafi aafl aaib aaic aaii aaka aala aalc aali aall aapa aapc aapi aapl abaa abab abac abaf abai abak abal abap abb- abba abbb abbi abca abcb abcc abcf abci abcl abcp abff abia abib abic abil abla abpa abpc abpi abpp acaa acab acac acai acap acba acbl acca accc accf acci accp acfc acfi acfl aci- acia acic acif acip acla aclc acli acpa acpi afaa afak afap afca afcb afcc afci affa affc affi afia afib afif afik afil afka afla aflc aflp afpa afpc aiai aiba aibl aica aicc aicf aicp aiff aifl aiia aiib aiic aika aiki aila aili aipa aipf aipi akaa akai akal akap akca akia akif akik akil akka akki al-p alaa alac alai alak alal alap alb- alba albc albi alca alcc alfa alfi ali- alia alib alif alii alik alil alip alk- alka alkb alki all- alla alli alll alpa alpi alpl apac apai apak apal apap apba apca apcb apcc apfa apfc apfl api- apia apic apip apl- apla aplp appa appc appl ba-i baaa baaf baak baal baba babb babi bac- baca bacc baci back bafc baff baia baib baic baik bail bak- baka baki bakl bala balc balf bali balk ball bapa bapc bapi bapp bbbb bbci bbfc bblb bcaa bcap bcbc bcbp bcca bccc bcci bccl bcfc bcia bcpl bcpp bfca bffl bfpp biaf biak bial biap biba bibb bibi bibl bica bicc bici bick bifa biff bifi bila bili bilk bill bipa bipp blaa blab blac blak blfc blic blik blip blkb bpai bpcp bpfc bpfl caaa caab caac caaf caal caap caba cabf cabi cac- caca cacc caci cack cafa cafb cafc caff cafl caia caib caic caik cail caip caka cala calc calf cali calk call calp capa capb capc capi capp cbac cbal cbbc cbca cbcc cbcl cbcp cbfb cbfc cbia cbka cbkl cblb cblc cbpc cbpp ccaa ccab ccac ccaf ccai ccap ccba ccbc ccca cccb cccc cccf ccci cccl cccp ccfa ccfc ccff ccfi ccfl ccic ccii ccil ccip ccla cclc ccli ccpa ccpl ccpp cfaa cfab cfac cfbc cfca cfcb cfcf cfcl cffb cfia cfpa cfpl ciaa ciak cial ciba cibc cibi cica cicc cici cifa ciff cifl ciia ciii cika cila cili cilk cill cilp cipa cipf cipp ckac ckbc ckbi ckck ckcl ckfi cklf ckpc clab claf clai clap clib clic clif clii clik clip clpb clpp cpaa cpac cpaf cpap cpbc cpca cpff cpia cpic cpif cplc cppa f--k faaa faac faap faba fabi faca facc fack facp fafa fafc faff fafi faik fail faki fala falc fali falk fall fapa fapl fapp fbla fcab fcal fcap fcba fcca fccf fccp fcic fcii fcpa ffcc ffff ffii fiaa fiac fiaf fial fiap fiba fibp fica ficc fick fifa fifc fiff fifi fiii fiil fika fiki fila fili filk fill fipa fipp fkab fkbp flab flac flak flap flcl flia flic flii flik flip fp-c fpaa fpcc fpla fplc iaaa iaac iaai iaal iaap iaba iaca iacc iacp iafc iaff iafl iafp iaia iala iall iapa iapf iapp ibac ibca ibfi ibia icaa icab icac icaf icai ical icap icbc icbp icca iccb iccc iccf icci iccl iccp icfb icll iclp icpa icpc ifaa ifac ifbb ifcp ific ifil ifla ifpa iiac iica iifa iiii iila iipa iipf ikki ikla ilac ilal ilbc ilca ilia ilic ilka ilki ill- illa illi illp ilpa ipac ipaf ipak ipba ipbk ipca ipcc ipfc ipil ipkf ippa ippc ippf k-ci kaaa kaab kaaf kaai kaak kaal kaap kaba kabb kabc kabf kabi kacb kacc kaci kacl kacp kafa kafc kaff kafi kafp kaia kaib kaic kaif kaii kaik kail kaip kaka kakc kaki kakk kala kalb kalc kalf kali kalk kall kalp kap- kapa kapc kapf kapi kapl kapp kbaa kbab kbac kbai kbak kbal kbap kbba kbbb kbbc kbbf kbbi kbbk kbbl kbca kbcb kbci kbck kbcl kbfb kbfc kbff kbfi kbfk kbfl kbfp kbia kbib kbic kbif kbik kbil kbkb kbkf kbkk kbkl kbla kblb kblf kbll kblp kbpa kbpc kbpi kbpk kcaa kcab kcac kcai kcal kcap kcba kcbc kcbf kcbi kcbk kcbl kcca kccb kccc kcci kcck kccl kcfa kcfb kcfc kcfi kcfl kcfp kcic kcif kcii kcil kckc kckf kckk kckl kcla kclc kclf kcli kclk kcll kcpa kcpc kcpi kcpl kfab kfac kfai kfal kfbc kfbk kfcf kffa kffb kfff kffk kfia kfil kfka kfkb kfla kflb kflc kflf kfli kfll kflp kiab kiac kiai kiap kiba kibb kibc kibi kibl kica kicb kicc kick kicl kicp kifa kiff kifl kiia kiic kiii kiik kiip kika kikc kikf kiki kikk kila kilb kili kilk kill kilp kip- kipa kipi kipl kipp kkaa kkac kkai kkal kkap kkba kkbb kkbi kkbl kkcb kkci kkck kkcl kkfi kkia kkic kkik kkkk kklb kklc kklf kkli kkll kkpc kkpk kkpl klaa klab klac klaf klai klak klal klap klbb klbc klbf klbl klca klcb klcc klci klck klcl klfa klfc klff klfi klib klic klif klik klil klip klka klkc klkk klkl klla kllb kllc kllk kllp klpc klpf klpi kpac kpak kpal kpba kpbb kpbi kpbl kpcc kpcl kpfa kpfc kpfk kpia kpif kpkk kpkl kpla kplc kplk kppc kppk kppl kppp laaa laac laak laal laap laba labi laca lacc laci lack lacl lacp lafb lafc laff laia laic laik lail laip laka laki lala lali lall lapa lapb lapc lapi lapp lbcc lbia lcac lcbc lcca lccc lcfc lcia lcpa lcpc lcpl lfca lfcc liac liba libc lica lick lifa liff lifl liia liii lika lila lilb lili lill lip- lipa lipb lipc lipi lipl lipp lkab lkal llcc lllc llll lpac lpfp lpla lppl paak paal paap paba paca paci pack pafa pafc paff paia paib paik pail paip paka paki pala pali palk pall palp papa papb papi papp pbac pbcc pbil pbpa pbpk