a-a a-b aaa aab aad aak aar aau aav ab- aba abb abd abk abr abu abv ad- ada adb add adk adr adu adv aka akb akd akk akr aku akv ar- ara arb ard ark arr aru arv au- aua aub aud auk aur auv av- ava avb avd avk avr avu b-u baa bab bad bak bar bau bav bba bbb bbd bbk bbr bbu bda bdb bdd bdk bdr bdu bdv bka bkb bkk bkr bkv bra brb brd brk brr bru brv bua bub bud buk bur buu bva bvb bvd bvk bvr bvu bvv daa dab dad dak dar dau dav dba dbb dbd dbk dbr dbu dbv dda ddb ddd ddk ddr ddu dka dkb dkk dkr dku dra drb drd drk drr dru drv dua dub dud duk dur duv dva dvb dvd dvk dvr dvu ka- kaa kab kad kak kar kau kav kba kbb kbd kbk kbr kbu kda kdb kdk kdr kdu kkb kkk kkr kku kkv kra krd krk krr kru krv kub kud kuk kur kuu kva kvb kvk kvr kvv ra- raa rab rad rak rar rau rav rba rbb rbd rbk rbr rbu rda rdb rdd rdr rdu rdv rkb rkk rku rkv rra rrb rrd rrk rrr rru rua rub rud ruk rur ruu ruv rva rvb rvd rvr rvu rvv ua- uaa uab uad uak uar uau uav uba ubb ubk ubr ubu ubv uda udb udd udk udr udu udv uka ukb ukk ukr uku ur- ura urb urd urk urr uru uua uur uuu uva uvb uvu uvv v-a vaa vab vad vak var vau vav vba vbd vbk vbr vbv vdb vdd vdk vdr vdu vdv vka vkb vra vrb vrd vrk vrr vru vuk vur vuv vva vvb vvr vvv

a-ak aaaa aaab aaad aaar aaav aaba aabb aabd aada aadu aaka aaku aara aard aaru aava abaa abab abad abak abar abau abb- abba abbb abbr abda abdu abra abua abud abuk abva abvd adaa adab adad adak adar adba adda addd addr addu adra adua adub aduk adur advb akaa akar akka akku akr- akra akua arab arad arak arar arau arba arda ardu arka arr- arra arrk arrr arru arua arub arud arva auaa aur- aura aurd avab avar avda avra avur avva baaa baad baak baar baba babb babr babu bada badb badd badr badu bak- baka bakr baku bar- bara barb bard bark barr baru bau- baud bauk baur bava bavu bbad bbau bbbb bbdd bd-r bdav brab brad brak brau brav brda brka brkb brrr brud bruv buad buar buba bubb bubu buda budb budd budu buka bukk buku bur- bura burb burd burk burr buru buvd bvdu daab daad daar daau daba dabb dabu dada dadu daka daku dara darb dard dark darr daru daub daud dauk daur dava dbar dddd ddub dkba draa drab drad drak drar drau drba drda drra drua drub druk druu druv duaa duab duad duar dub- duba dubb dubu duda dudd dudu duka duku dura durk duru duur duva dvar dvda dvdr dvra kaaa kaab kaak kaar kaba kabb kabd kabr kabu kad- kada kadd kadr kadu kadv kaka kakk kaku kara karb kard kark karr karu karv kau- kaub kaud kauk kaur kava kavb kavu kavv kbaa kbab kbad kbak kbar kbba kbbb kbbd kbbk kbbr kbbu kbdb kbdr kbdv kbkb kbkk kbkr kbkv kbra kbrb kbrd kbrk kbru kbrv kbua kbub kbud kbuk kbur kbuu kbva kbvb kbvr kbvu kdaa kdab kdad kdak kdar kdav kdbb kdbr kdbv kddb kddd kddk kddr kdka kdkb kdkd kdkk kdkr kdrb kdrv kdub kdur kduv kdva kdvb kdvr kdvv kkaa kkar kkba kkbb kkbd kkbr kkda kkdd kkdv kkkk kkrb kkrk kkrr kkrv kkua kkuu kkvr kkvu kkvv krab krad krak krar krav krba krbb krbd krbk krbr krda krdd krdr krdu krka krkd krkk krkr krku krkv krrb krrk krrr krua kruk krur krva krvb krvk krvr krvv kuar kuau kuba kubb kubd kubr kubu kuda kudd kudu kuka kukk kuku kura kurb kurd kurk kurr kuru kurv kuub kuuk kuur kuuu kuva kuvr kvab kvak kvar kvbr kvda kvdu kvra kvrr kvrv kvuu kvvr kvvv raab raad raak raba rabb rabk rabu rada radd radr radu raka rakk raku rara rarb rark raua raub raud rauk rava rbbb rbbr rrad rrrr ruad ruba rubb rubu ruda rudd ruka rukk ruku rura rurd ruru ruud ruvu uaru uaua ubar ubba ubra ubud udaa udad udar udau udra uduk ukba ukra ukur urad urau urba urda urdu urka urra uruk urur urva uuuu uv-a uv-b uvaa uvda uvrd uvvu vaad vaar vada vadu vaka vara vard vark varr varu vaud vava vdub vrak vrav vrba vruk vuda vudu vuka vuku vurb vvvv

-aaa- -abad aabaa aabba aabra aarau abaab ababa ababu abada abaka abara abaru abava abbad abbar abbud abbur abkar abrad abrak abrar abrud abuda abura aburr adaba adada adaka adara adark adava addra addur adkar adrad adrar aduba aduku akaba akard akbar akbuk akkad akkra akkub akkur akrak akrar akuku akura ar-ab arab- araba arada araku arara araru arava aravu arbab arbar ardab ardak ardra ardua ardud arkar arrak arrau arrua aruaa aruba arura aruru aruvu arvad arvak arvar aubad audad audra audru aukra aurad aurar aurra aurva avara avard avdur b-r-k baard baava babak babar babau babka babra babur badak badar badra baduk badur bakar bakau bakka bakra bakur baraa barab barad barak barar barba barbu barda bardu bark- barka barra barru barua barud barva baura bauru bavar bavra braak brada bradu brard braud brava brdda brrar brrrr brud- buada bubba bubka budak budda buddu budur budva bukk- buraa burak burda burka burra burru burud buruk bvdub d-a-d d-rad daada daaku daara daava dabar dabba dabbu dabra dabua dabur dadar dadau dadda dadra dadur dadva dakar dakka dakua daraa darab darak darba darbu darda darra darur darva dauda daura davar davka ddddd ddruk draba draka drauk drava drvar du-ku duara dubar dubau dubba dubra