a-a a-b aaa aab aaf aak aam aan aao aar ab- aba abb abf abk abm abn abo abr af- afa afb aff afk afm afn afo afr aka akb akk akm akn ako akr ama amb amf amk amm amn amo amr an- ana anb anf ank anm ann ano anr aoa aob aof aok aom aon aoo aor ar- ara arb arf ark arm arn aro arr baa bab baf bak bam ban bao bar bba bbb bbf bbk bbm bbn bbo bbr bfa bfb bff bfm bfn bfo bfr bka bkb bkf bkk bkm bkn bko bkr bma bmb bmf bmk bmm bmn bmo bmr bna bnb bnf bnk bnn bno bnr boa bob bof bok bom bon boo bor bra brb brf brk brm brn bro brr faa fab faf fak fam fan fao far fba fbb fbf fbk fbm fbn fbo fbr ffa fff ffk ffm ffn ffo ffr fka fkb fkf fkk fkm fma fmb fmf fmm fmn fmo fmr fna fnb fnf fnk fnm fnn fnr foa fob fof fok fom fon foo for fra frb frf frk frm frn fro frr ka- kaa kab kaf kak kam kan kao kar kba kbb kbf kbk kbm kbn kbo kbr kfa kff kfm kfo kkb kkk kkm kkn kkr kma kmb kmf kmk kmm kmo kn- kna knf knk knm knn kno knr koa kob kof kok kom kon koo kor kra krf krk krn kro krr m-f m-o m-r maa mab maf mak mam man mao mar mba mbb mbf mbk mbm mbo mbr mfa mfb mff mfm mfn mfo mfr mka mkb mkk mkm mkn mko mkr mma mmb mmf mmk mmm mmn mmo mmr mna mnb mnf mnk mnm mnn mno mnr moa mob mof mok mom mon moo mor mra mrb mrf mrk mrm mrn mro mrr naa nab naf nak nam nan nao nar nba nbb nbf nbk nbm nbn nbo nbr nfa nfb nff nfk nfn nfo nfr nka nkf nkk nkm nkn nko nkr nma nmb nmk nmm nmn nmo nmr nna nnb nnf nnk nnm nnn nno no- noa nob nof nok nom non noo nor nra nrb nrf nrk nrm nrn nro nrr oaa oab oaf oak oam oan oao oar ob- oba obb obf obk obm obn obo obr of- ofa ofb off ofm ofn ofo ofr oka okb okk oko okr om- oma omb omf omm omn omo omr on- ona onb onf onk onn ono onr oo- ooa oob oof ook oom oon ooo oor or- ora orb orf ork orm orn oro orr ra- raa rab raf rak ram ran rao rar rba rbb rbf rbk rbm rbn rbo rbr rfa rfb rff rfk rfm rfn rfo rfr rkb rkf rkk rkm rko rma rmb rmf rmm rmn rmo rmr rna rnb rnm rnn rno rnr roa rob rof rok rom ron roo ror rra rrb rrf rrk rrm rrn rrr

-ana a-ak a-ok aaaa aaab aaaf aaam aaan aaar aaba aabb aabm aafa aafb aaff aaka aama aamb aamn aamo aamr aana aaon aaoo aara aarm aaro abaa abab abaf abak abam aban abar abb- abba abbb abbo abbr abff abma abmb aboa abob abof abok abon aboo abor abra abro afaa afak afam afan afao afar affa affo afka afkr afma afoa afoo afor afr- afra afrm afro akaa akam akan akao akar akka akko akna akok akom akon akr- akra amaa amam aman amar amb- amba ambn ambo ambr amfm amfr amka amm- amma ammo amno amob amof amok amon amoo amor amra amro ana- anaa anab anak anam anan anao anar anba anbb anbo anfa anfo ank- anka anko anma anna annb anno ano- anoa anom anon anor aoba aoma aonb aono aora aorb aorn arab araf arak aram aran arar arba arfa arfb arff arka arko arma armm armo arna arnk arno aroa arob arom aron aroo aror arr- arra arrk arro arrr baaa baaf baak baam baan baar baba babb babm babo babr baff bafo bak- baka bako bakr bama bamb bamf bamm bamn bana bank bann bano banr baon bar- bara barb barf bark barm barn baro barr bbbb bbfn bmaa bman bnor bnrr boab boak boan boar boba bobb bobo bofa boff boka bokn boko boma bomb bona bonk bonn bono boob boof book boom boon boor bor- bora borf bork borm born boro borr brab braf brak bram bran brao brfm brka brkb brna brno broa brob brok brom bron broo bror brrm brrr f--k faaa faam faan faba fabm fabo fafa faff fafo fako fama famo fana fank fano faon fara farb fark farm faro farr fbar fbom ffar ffff ffrr fkab fman fmno fnar fnma foaf foak foam foan foar foba fofo foma fomo fono foof fook foom foon for- fora forb fork form forn foro forr frab frak fram fran frmn frob from fron kaaa kaab kaaf kaak kaam kaan kaar kaba kabb kabf kabo kabr kafa kaff kafm kafn kafr kaka kakk kakm kakn kako kam- kama kamb kamm kamn kamo kamr kana kanb kanf kanm kann kano kaoa kaok kaon kaor kara karb karf kark karm karn karo karr kbaa kbab kbak kbam kbar kbba kbbb kbbf kbbk kbbm kbbo kbbr kbfb kbff kbfk kbfm kbfo kbfr kbkb kbkf kbkk kbko kbkr kbmb kbmo kbmr kbna kbnn kbno kbnr kboa kbob kbok kbon kboo kbra kbrb kbrf kbrk kbrn kbro kfab kfan kfar kfbk kfbn kffa kffb kfff kffk kffm kffn kfka kfkb kfma kfmb kfmf kfmk kfmm kfmn kfmo kfmr kfna kfnf kfnk kfnn kfno kfok kfom kfon kfoo kfor kfra kfrm kfrn kfro kfrr kkaa kkam kkan kkar kkba kkbb kkbn kkbo kkbr kkfm kkfn kkfr kkkk kkma kkmk kkmo kkmr kknb kknm kknn kkno kkoa kkob kkon kkoo kkor kkrb kkrf kkrk kkrn kkro kkrr kmak kmam kman kmbr kmfa kmfm kmfr kmkf kmkk kmko kmmf kmmk kmmm kmmo kmmr kmna kmnb kmnr kmoa kmob kmok kmom kmon kmor kmrb kmrf kmrn kmro kmrr