a-a a-b aaa aab aah aak aao aar aav ab- aba abb abh abk abo abr abv aha ahb ahh ahk aho ahr ahv aka akb akh akk ako akr akv aoa aob aoh aok aoo aor aov ar- ara arb arh ark aro arr arv av- ava avb avh avk avo avr baa bab bah bak bao bar bav bba bbb bbh bbk bbo bbr bha bhb bhh bhk bho bhr bhv bka bkb bkk bko bkr bkv boa bob boh bok boo bor bov bra brb brh brk bro brr brv bva bvb bvh bvk bvo bvr bvv haa hab hah hak hao har hav hba hbb hbh hbk hbo hbr hbv hha hhb hhh hhk hho hhr hhv hka hkb hkh hkk hko hkr hoa hob hoh hok hoo hor hov hr- hra hrb hrh hrk hro hrr hrv hv- hva hvb hvk hvo hvr hvv ka- kaa kab kah kak kao kar kav kba kbb kbh kbk kbo kbr kha khh khk kho khr khv kkb kkh kkk kkr kkv koa kob koh kok koo kor kra krk kro krr krv kva kvb kvh kvk kvo kvr kvv oaa oab oah oak oao oar oav ob- oba obb obh obk obo obr obv oha ohh oho ohr oka okb okk oko okr oo- ooa oob ooh ook ooo oor oov or- ora orb orh ork oro orr orv ov- ova ovb ovh ovo ovv ra- raa rab rah rak rao rar rav rba rbb rbh rbk rbo rbr rh- rha rhb rhh rho rhr rhv rkb rkk rko rkv roa rob roh rok roo ror rov rra rrb rrh rrk rrr rva rvb rvh rvo rvr rvv v-a vaa vab vah vak vao var vav vba vbh vbk vbo vbr vbv vh- vha vhb vho vka vkb voa vob voh vok voo vor vov vra vrb vrh vrk vrr vva vvb vvo vvr vvv

a-ak a-ha a-ok aaaa aaab aaah aaar aaav aaba aabb aabh aaha aahk aaka aaoo aara aaro aava abaa abab abak abar abb- abba abbb abbo abbr abha abho abhr aboa abob aboh abok aboo abor abov abra abro abva ahab ahah ahar ahha ahoa ahok ahor ahra ahrr ahva 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 arva arvo avab avao avar avor avra avro avva avvo baaa baah baak baar baba babb babo babr baha baho bahr bak- baka bakh bako bakr baoh bar- bara barb barh bark baro barr bava 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 bova bovo brab brah brak brao brav 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 harv hava hbar hhaa hhhh hoar hoba hobo hoha hoho hoka hoko hook hoor hora hork horo horr hova hovk hrob hvar kaaa kaab kaak kaar kaba kabb kabo kabr kaha kaho kahr kaka kakh kakk kako kaoa kaok kaor kara karb kark karo karr karv kava kavb kavh kavo kavv kbaa kbab kbak kbar kbba kbbb kbbk kbbo kbbr kbhb kbhh kbhr kbkb kbkk kbko kbkr kbkv kboa kbob kbok kboo kbov kbra kbrb kbrh kbrk kbro kbrv kbva kbvb kbvo kbvr khab khak khao khar khav khbr khhk khho khka khkk khkr khkv khoa khob khok khor khra khrk khro khrr khrv khvh kkaa kkar kkba kkbb kkbo kkbr kkha kkhb kkhh kkhk kkhr kkkk kkoa kkob kkoh kkoo kkor kkov kkrb kkrh kkrk kkro kkrr kkrv kkvr kkvv koab koak koar koba kobb kobk kobo kobr koha kohh koho kohr koka kokb kokh kokk koko kokr koob kook kooo koor koov kora korb kork koro korr korv kova kovk kovo kovr krab krah krak krar krav krba krbb krbk krbr krhv krka krkh krkk krko krkr krkv kroa krob kroh krok kroo kror krov krrb krrk krro krrr krva krvb krvk krvo krvr krvv kvab kvah kvak kvar kvbr kvoa kvob kvoh kvok kvoo kvor kvov kvra kvrh kvro kvrr kvrv kvvr kvvv 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 orav orba orbb orbo orka orko oro- orok oror orra orro orvr ovar ovo- ovoo ovra raab raak raba rabb rabk rabo raha rahr raka rakk raob raoh raok rara rarb rark raro rava 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 rova rovo rrah rrrr rvvh vaar vaho vaka vara vark varr vava vhhh vkor voar voho voka voor vor- vora voro vovk vrak vrav vrba vvob vvvv

-aaa- aaaah aabaa aabba aabra aahaa aakko aarah aaroh abaab ababa abaka abako abara abava abbar abhar abhor abkar abkoo aboab abobo aboha abook abora abovo abrak abrar ahava ahhaa ahhha ahoah ahoko ahora ahrab ahrar ahrok akaba akabo akaoa akbah akbar akhba akhrr akkra akobo akoka akoko akova akrak akrar akro- ar-ab arab- araba arabo arara arava arbab arbar arbok arbor arhar arkar arkha aroab aroar aroba aroha aroor arora arrah arrak arrha arvak arvar avara avaro b-r-k baava babak babar babka baboo babra bahar bahor bahra bakar bakho bakka bakoa bakov bakra baobh baoro baraa barab barak barao barar barba barha bark- barka baro- baroa barok baroo baror barra barro barva bavar bavra bbook bhara bhava bhook bhora bo-bo bo-ho boaro bobak bobar bobko bobok bobov bobr bohok bohor bohra bokaa bokko bokok bokor bokov booba booko boora borah borak borba borbo borka borko boro- boroa borok boroo borov borra borro borvo braak brako brava bravo broak brobo broha brook brora brova brrar