a-a a-b aaa aab aah aak aao aar ab- aba abb abh abk abo abr aha ahb ahh ahk aho ahr aka akb akh akk ako akr aoa aob aoh aok aoo aor ar- ara arb arh ark aro arr baa bab bah bak bao bar bba bbb bbh bbk bbo bbr bha bhb bhh bhk bho bhr bka bkb bkk bko bkr boa bob boh bok boo bor bra brb brh brk bro brr haa hab hah hak hao har hba hbb hbh hbk hbo hbr hha hhb hhh hhk hho hhr hka hkb hkh hkk hko hkr hoa hob hoh hok hoo hor hr- hra hrb hrh hrk hro hrr ka- kaa kab kah kak kao kar kba kbb kbh kbk kbo kbr kha khh khk kho khr kkb kkh kkk kkr koa kob koh kok koo kor kra krk kro krr oaa oab oah oak oao oar ob- oba obb obh obk obo obr oha ohh oho ohr oka okb okk oko okr oo- ooa oob ooh ook ooo oor or- ora orb orh ork oro orr ra- raa rab rah rak rao rar rba rbb rbh rbk rbo rbr rh- rha rhb rhh rho rhr rkb rkk rko roa rob roh rok roo ror rra rrb rrh rrk rrr

a-ak a-ha a-ok aaaa aaab aaah aaar aaba aabb aabh aaha aahk aaka aaoo aara aaro abaa abab abak abar abb- abba abbb abbo abbr abha abho abhr aboa abob aboh abok aboo abor abra abro ahab ahah ahar ahha ahoa ahok ahor ahra ahrr akaa akah akao akar akha akka akko akok akr- akra aoah aoba aora aorb arab arah arak arar arba arbh arh- arka arkh arko aroa arob aroo aror arr- arra arrh arrk arro arrr baaa baah baak baar baba babb babo babr baha baho bahr bak- baka bakh bako bakr baoh bar- bara barb barh bark baro barr bbbb bhao bhar bhor bhra boab boak boar boba bobb bobo boha boho bohr boka boko boob booh book boor bor- bora borh bork boro borr brab brah brak brao brka brkb broa brob broh brok broo bror brrr haab haak haar haba habo haha haho haka hakk hako haor hara harh hark haro harr hbar hhaa hhhh hoar hoba hobo hoha hoho hoka hoko hook hoor hora hork horo horr hrob kaaa kaab kaak kaar kaba kabb kabo kabr kaha kaho kahr kaka kakh kakk kako kaoa kaok kaor kara karb kark karo karr kbaa kbab kbak kbar kbba kbbb kbbk kbbo kbbr kbhb kbhh kbhr kbkb kbkk kbko kbkr kboa kbob kbok kboo kbra kbrb kbrh kbrk kbro khab khak khao khar khbr khhk khho khka khkk khkr khoa khob khok khor khra khrk khro khrr kkaa kkar kkba kkbb kkbo kkbr kkha kkhb kkhh kkhk kkhr kkkk kkoa kkob kkoh kkoo kkor kkrb kkrh kkrk kkro kkrr koab koak koar koba kobb kobk kobo kobr koha kohh koho kohr koka kokb kokh kokk koko kokr koob kook kooo koor kora korb kork koro korr krab krah krak krar krba krbb krbk krbr krka krkh krkk krko krkr kroa krob kroh krok kroo kror krrb krrk krro krrr oara obak obba obbo obkb obok obor obra obrh obro ohba ohho ohob ohoh ohok ohra okak okha okka okko okok okor okra okro ooaa ooak ooba ooha ooho oooh oooo oora orab orah orak orao orar orba orbb orbo orka orko oro- orok oror orra orro raab raak raba rabb rabk rabo raha rahr raka rakk raob raoh raok rara rarb rark raro rbbb rbbr rboh rhoa rhob rhoh roab roak roar rob- roba robb robo roha rohr roka rokh rokk roko rokr roob rook roor rora rork roro rrah rrrr

-aaa- aaaah aabaa aabba aabra aahaa aakko aarah aaroh abaab ababa abaka abako abara abbar abhar abhor abkar abkoo aboab abobo aboha abook abora abrak abrar ahhaa ahhha ahoah ahoko ahora ahrab ahrar ahrok akaba akabo akaoa akbah akbar akhba akhrr akkra akobo akoka akoko akrak akrar akro- ar-ab arab- araba arabo arara arbab arbar arbok arbor arhar arkar arkha aroab aroar aroba aroha aroor arora arrah arrak arrha b-r-k babak babar babka baboo babra bahar bahor bahra bakar bakho bakka bakoa bakra baobh baoro baraa barab barak barao barar barba barha bark- barka baro- baroa barok baroo baror barra barro bbook bhara bhook bhora bo-bo bo-ho boaro bobak bobar bobko bobok bobr bohok bohor bohra bokaa bokko bokok bokor booba booko boora borah borak borba borbo borka borko boro- boroa borok boroo borra borro braak brako broak brobo broha brook brora brrar brrrr h-bar ha-ha habab habba habbo habra habro hahha hakha hakka hakor harab harar harbo harka haroa harra harro hhhhh ho-ho ho-oh hoark hobab hobah hobba hobor hobro hokah hooah hooha hooka hoora horah horka horra horro k-a-o k-rab k-rob kaaba kabaa kabab kabah kabak kabar kabba kabob kabro kahab kahak kahar kakao kakar kakha kakhk kakka kakko kako- kakra kaooa karah karak karha karka karkh karob karok karoo khaar khaba khakh khara khark khora khoro ko-ko koara kobar kobra kohak kohar kokab kokak kokka kokko kokor kokra kooba kooka korab korah korak korba korbo korha koroa koror korra korro kraak kraar kraka o-r-b oaror obaba obara obhor obora oboro obrab obrok oh-oh oh-ok ohaba ohara ohoba ohoka ohrob okaka okara okobo okoho okoro ooooh ooooo oorah oraba orara orobo oroha ra-ra raaba raakh raaor rabab rabah rabak rabba rabha rabor rahab rakaa rakab rakah rharb rhoka ro-ro roark robab robak robar robbo robo- robor rohob rokkk rooah rooba rookh rorra

aaaaba aabroo abarka abaroa abobra abohar aborah abraha abraka abrook aharak ahooab ahoora ahrara aka-bo akakor akaroa akbaba akhara akhbar akkaba akorha akraba akraka arabah arabo- arakha ararah ararao arbra arraba arroba baabaa baabar baarah baaror babaha babbar bahaar bahaba bahaha bahara bahkah bahrah bakara bakhar bakhra bakkah bakkar baobab bar-or baraha baraka barara barbar barbra barbro barkah baroko barrak bbbbbb bhabar bhabha bhabra bhakra bhokar bhokra bhookh bo-hoo boabab bobara bobbar bobrok bohara boharo bohora bokaro bokoro