a-a a-b aaa aab aak aam aan aao aar ab- aba abb abk abm abn abo abr aka akb akk akm akn ako akr ama amb amk amm amn amo amr an- ana anb ank anm ann ano anr aoa aob aok aom aon aoo aor ar- ara arb ark arm arn aro arr baa bab bak bam ban bao bar bba bbb bbk bbm bbn bbo bbr bka bkb bkk bkm bkn bko bkr bma bmb bmk bmm bmn bmo bmr bna bnb bnk bnn bno bnr boa bob bok bom bon boo bor bra brb brk brm brn bro brr ka- kaa kab kak kam kan kao kar kba kbb kbk kbm kbn kbo kbr kkb kkk kkm kkn kkr kma kmb kmk kmm kmo kn- kna knk knm knn kno knr koa kob kok kom kon koo kor kra krk krn kro krr m-o m-r maa mab mak mam man mao mar mba mbb mbk mbm mbo mbr mka mkb mkk mkm mkn mko mkr mma mmb mmk mmm mmn mmo mmr mna mnb mnk mnm mnn mno mnr moa mob mok mom mon moo mor mra mrb mrk mrm mrn mro mrr naa nab nak nam nan nao nar nba nbb nbk nbm nbn nbo nbr nka nkk nkm nkn nko nkr nma nmb nmk nmm nmn nmo nmr nna nnb nnk nnm nnn nno no- noa nob nok nom non noo nor nra nrb nrk nrm nrn nro nrr oaa oab oak oam oan oao oar ob- oba obb obk obm obn obo obr oka okb okk oko okr om- oma omb omm omn omo omr on- ona onb onk onn ono onr oo- ooa oob ook oom oon ooo oor or- ora orb ork orm orn oro orr ra- raa rab rak ram ran rao rar rba rbb rbk rbm rbn rbo rbr rkb rkk rkm rko rma rmb rmm rmn rmo rmr rna rnb rnm rnn rno rnr roa rob rok rom ron roo ror rra rrb rrk rrm rrn rrr

-ana a-ak a-ok aaaa aaab aaam aaan aaar aaba aabb aabm aaka aama aamb aamn aamo aamr aana aaon aaoo aara aarm aaro abaa abab abak abam aban abar abb- abba abbb abbo abbr abma abmb aboa abob abok abon aboo abor abra abro akaa akam akan akao akar akka akko akna akok akom akon akr- akra amaa amam aman amar amb- amba ambn ambo ambr amka amm- amma ammo amno amob amok amon amoo amor amra amro ana- anaa anab anak anam anan anao anar anba anbb anbo ank- anka anko anma anna annb anno ano- anoa anom anon anor aoba aoma aonb aono aora aorb aorn arab arak aram aran arar arba arka arko arma armm armo arna arnk arno aroa arob arom aron aroo aror arr- arra arrk arro arrr baaa baak baam baan baar baba babb babm babo babr bak- baka bako bakr bama bamb bamm bamn bana bank bann bano banr baon bar- bara barb bark barm barn baro barr bbbb bmaa bman bnor bnrr boab boak boan boar boba bobb bobo boka bokn boko boma bomb bona bonk bonn bono boob book boom boon boor bor- bora bork borm born boro borr brab brak bram bran brao brka brkb brna brno broa brob brok brom bron broo bror brrm brrr kaaa kaab kaak kaam kaan kaar kaba kabb kabo kabr kaka kakk kakm kakn kako kam- kama kamb kamm kamn kamo kamr kana kanb kanm kann kano kaoa kaok kaon kaor kara karb kark karm karn karo karr kbaa kbab kbak kbam kbar kbba kbbb kbbk kbbm kbbo kbbr kbkb kbkk kbko kbkr kbmb kbmo kbmr kbna kbnn kbno kbnr kboa kbob kbok kbon kboo kbra kbrb kbrk kbrn kbro kkaa kkam kkan kkar kkba kkbb kkbn kkbo kkbr kkkk kkma kkmk kkmo kkmr kknb kknm kknn kkno kkoa kkob kkon kkoo kkor kkrb kkrk kkrn kkro kkrr kmak kmam kman kmbr kmkk kmko kmmk kmmm kmmo kmmr kmna kmnb kmnr kmoa kmob kmok kmom kmon kmor kmrb kmrn kmro kmrr knaa knab knam knan knar knba knbb knbn knbr knkk knmb knnb knnk knnr knob knok knom knon knor knrb knrk knro koab koak koan koar koba kobb kobk kobn kobo kobr koka kokb kokk kokn koko kokr koma komb komo komr kona konk kono koob kook koon kooo koor kora korb kork korn koro korr krab krak kram kran krar krba krbb krbk krbm krbr krka krkk krkn krko krkr krma krmb krmn krmo krmr krna krnb krnk krnm krnn krno kroa krob krok krom kroo kror krrb krrk krrm krrn krro krrr maaa maak maam maan maar maba mabo maka mako mama mamo man- mana mank mann mano maon maor mar- mara mark marm maro marr mbam mbba mbna mkak mknk mmaa mmab mman mmar mmmm mmor mnaa mnam mnba mnbb mnra moaa moab moam moan moar moba mobb mobo moka moko moma momo mon- mona monk monn mono mooa moob mook moon moor mora morb mork morn moro mrbb mrbm mrkr mrna mron naaa naab naam naan naar naba nabk nabo naka nako nama namb namm namo nan- nana nanb nann nano naor nara nark narm narn naro narr nbaa nbak nbar nbbo nkam nkok nkor nman nmon nmra nnnn noaa noak noam noba nobm nobo noko nom- noma nomo non- nona nonn nono noo- noob nook noon nooo noor nor- nora norb nork norm norn noro norr nrab nram nrma nrna nron oama oara obak oban obba obbo obkb obok obon obor obra obro okak okam okan okka okko okmo okna okno okok okom okon okor okra okro omak omam oman omao omar ombo omma omn- omo- omoa omon omoo omor omra omro onab onam onan onar onna onno onon onor onra ooaa ooak ooba ooma oona oooo oora orab orak oram oran orao orar orba orbb orbo orka orko orma ormn ormo orna orno oro- orok orom oron oror orra orro raab raak raam raan raba rabb rabk rabo raka