a-a a-b aaa aab aak aam aao aar ab- aba abb abk abm abo abr aka akb akk akm ako akr ama amb amk amm amo amr aoa aob aok aom aoo aor ar- ara arb ark arm aro arr baa bab bak bam bao bar bba bbb bbk bbm bbo bbr bka bkb bkk bkm bko bkr bma bmb bmk bmm bmo bmr boa bob bok bom boo bor bra brb brk brm bro brr ka- kaa kab kak kam kao kar kba kbb kbk kbm kbo kbr kkb kkk kkm kkr kma kmb kmk kmm kmo koa kob kok kom koo kor kra krk kro krr m-o m-r maa mab mak mam mao mar mba mbb mbk mbm mbo mbr mka mkb mkk mkm mko mkr mma mmb mmk mmm mmo mmr moa mob mok mom moo mor mra mrb mrk mrm mro mrr oaa oab oak oam oao oar ob- oba obb obk obm obo obr oka okb okk oko okr om- oma omb omm omo omr oo- ooa oob ook oom ooo oor or- ora orb ork orm oro orr ra- raa rab rak ram rao rar rba rbb rbk rbm rbo rbr rkb rkk rkm rko rma rmb rmm rmo rmr roa rob rok rom roo ror rra rrb rrk rrm rrr

a-ak a-ok aaaa aaab aaam aaar aaba aabb aabm aaka aama aamb aamo aamr aaoo aara aarm aaro abaa abab abak abam abar abb- abba abbb abbo abbr abma abmb aboa abob abok aboo abor abra abro akaa akam akao akar akka akko akok akom akr- akra amaa amam amar amb- amba ambo ambr amka amm- amma ammo amob amok amoo amor amra amro aoba aoma aora aorb arab arak aram arar arba arka arko arma armm armo aroa arob arom aroo aror arr- arra arrk arro arrr baaa baak baam baar baba babb babm babo babr bak- baka bako bakr bama bamb bamm bar- bara barb bark barm baro barr bbbb bmaa boab boak boar boba bobb bobo boka boko boma bomb boob book boom boor bor- bora bork borm boro borr brab brak bram brao brka brkb broa brob brok brom broo bror brrm brrr kaaa kaab kaak kaam kaar kaba kabb kabo kabr kaka kakk kakm kako kam- kama kamb kamm kamo kamr kaoa kaok kaor kara karb kark karm karo karr kbaa kbab kbak kbam kbar kbba kbbb kbbk kbbm kbbo kbbr kbkb kbkk kbko kbkr kbmb kbmo kbmr kboa kbob kbok kboo kbra kbrb kbrk kbro kkaa kkam kkar kkba kkbb kkbo kkbr kkkk kkma kkmk kkmo kkmr kkoa kkob kkoo kkor kkrb kkrk kkro kkrr kmak kmam kmbr kmkk kmko kmmk kmmm kmmo kmmr kmoa kmob kmok kmom kmor kmrb kmro kmrr koab koak koar koba kobb kobk kobo kobr koka kokb kokk koko kokr koma komb komo komr koob kook kooo koor kora korb kork koro korr krab krak kram krar krba krbb krbk krbm krbr krka krkk krko krkr krma krmb krmo krmr kroa krob krok krom kroo kror krrb krrk krrm krro krrr maaa maak maam maar maba mabo maka mako mama mamo maor mar- mara mark marm maro marr mbam mbba mkak mmaa mmab mmar mmmm mmor moaa moab moam moar moba mobb mobo moka moko moma momo mooa moob mook moor mora morb mork moro mrbb mrbm mrkr oama oara obak obba obbo obkb obok obor obra obro okak okam okka okko okmo okok okom okor okra okro omak omam omao omar ombo omma omo- omoa omoo omor omra omro ooaa ooak ooba ooma oooo oora orab orak oram orao orar orba orbb orbo orka orko orma ormo oro- orok orom oror orra orro raab raak raam raba rabb rabk rabo raka rakk rama ramb ramm ramo raob raok raom rara rarb rark raro rbbb rbbr rbmk roab roak roam roar rob- roba robb robo roka rokk roko rokr roma romb romk romm romo roob rook room roor rora rork roro rrkm rrrr

-aaa- a-ram aaaam aabaa aabba aabra aakko aamra aaram aarma abaab ababa abaka abako abara abbar abkar abkoo aboab abobo aboma abomb abook abora abrak abram abrar akaba akabo akaoa akbar akkra akobo akoka akoko akrak akram akrar akro- amako amama amara amark amaro ambam ambao ambar ambra ammar ammo- amoor amora amrak amram aomar ar-ab arab- araba arabo arama arara arbab arbar arbok arbor arkar arkma armak armar armor aroab aroar aroba aroma aromo aroom aroor arora arrak arram b-r-k baama babak babam babar babka baboo babra bakar bakka bakoa bakra bamba bamma bammo bamor bamra baoma baomo baoro baraa barab barak baram barao barar barba bark- barka barma baro- baroa barok baroo baror barra barro bbmak bbook bo-bo boaro bobak bobar bobko bobok bobr bokaa bokko bokok bokor bomaa bomab bomba bombo booba booko boomb boora borak borba borbo borka borko bormo boro- boroa borok borom boroo borra borro braak brako brama brmmm broak brobo brom- broma bromo brook broom brora brrar brrrr k-a-o k-rab k-rob kaaba kaama kabaa kabab kabak kabam kabar kabba kabob kabro kakao kakar kakka kakko kakma kako- kakra kamak kamam kamao kamar kamba kambo kamma kamor kamra kaoma kaooa karak karam karka karkm karma karmo karob karok karoo kmara ko-ko koama koara kobar kobra kokab kokak kokam kokka kokko kokor kokra komar komba kombo komma kooba kooka kooma korab korak korba korbo korma koroa korom koror korra korro kraak kraam kraar kraka krama kramm kromo ma-ma maara maaro mabra makaa makak makam makar makoa makok makra makro mamak mamar mamba mambo mamma mammo maraa marab marak maram marar marka marko marma maroa marok maroo maror marra marro mbama mboma mboro mkoka mmmmm moaka moama moara mobor mobro mokko mokra mokro momba mombo momma momoa mooka mookk mooma moora mooro morab morar morbo morka mormo moror morra morro mrmom mro-a mrorr o-r-b oakam oaror obaba obama obara obora oboro obrab obrok obrom okaka okama okara okobo okoro omama omara omarr ombra omkar omoka omoro oomba ooooo oraba orama oramo orara orbom orkom orobo