a-a a-b aaa aab aak aan aao aar aau aav ab- aba abb abk abn abo abr abu abv aka akb akk akn ako akr aku akv an- ana anb ank ann ano anr anu anv aoa aob aok aon aoo aor aou aov ar- ara arb ark arn aro arr aru arv au- aua aub auk aun auo aur auv av- ava avb avk avn avo avr avu b-u baa bab bak ban bao bar bau bav bba bbb bbk bbn bbo bbr bbu bka bkb bkk bkn bko bkr bkv bna bnb bnk bnn bno bnr bnu bnv boa bob bok bon boo bor bou bov bra brb brk brn bro brr bru brv bua bub buk bun buo bur buu bva bvb bvk bvn bvo bvr bvu bvv ka- kaa kab kak kan kao kar kau kav kba kbb kbk kbn kbo kbr kbu kkb kkk kkn kkr kku kkv kn- kna knk knn kno knr knu koa kob kok kon koo kor kou kra krk krn kro krr kru krv kub kuk kun kur kuu kva kvb kvk kvn kvo kvr kvv naa nab nak nan nao nar nau nav nba nbb nbk nbn nbo nbr nbu nbv nka nkk nkn nko nkr nku nna nnb nnk nnn nno nnu nnv no- noa nob nok non noo nor nou nov nra nrb nrk nrn nro nrr nru nrv nua nub nuk nun nuo nur nuu nuv nva nvb nvk nvn nvu nvv oaa oab oak oan oao oar oau oav ob- oba obb obk obn obo obr obu obv oka okb okk oko okr oku on- ona onb onk onn ono onr onu oo- ooa oob ook oon ooo oor oov or- ora orb ork orn oro orr oru orv ou- oua ouk oun ouo our ov- ova ovb ovo ovv ra- raa rab rak ran rao rar rau rav rba rbb rbk rbn rbo rbr rbu rkb rkk rko rku rkv rna rnb rnn rno rnr rnu rnv roa rob rok ron roo ror rou rov rra rrb rrk rrn rrr rru rua rub ruk run ruo rur ruu ruv rva rvb rvn rvo rvr rvu rvv ua- uaa uab uak uan uao uar uau uav uba ubb ubk ubn ubo ubr ubu ubv uka ukb ukk ukn ukr uku un- una unb unk unn uno unr unu unv uoa uob uok uon uoo uor ur- ura urb urk urn uro urr uru uua uun uur uuu uva uvb uvo uvu uvv v-a vaa vab vak van vao var vau vav vba vbk vbo vbr vbv vka vkb vn- vna vno vnr vnu vnv voa vob vok von voo vor vou vov vra vrb vrk vrn vrr vru vuk vur vuv vva vvb vvo vvr vvv

-ana a-ak a-ok a-un aaaa aaab aaan aaar aaav aaba aabb aaka aaku aana aaon aaoo aara aaro aaru aava abaa abab abak aban abar abau abb- abba abbb abbo abbr abnu aboa abob abok abon aboo abor abou abov abra abro abua abuk abun abva akaa akan akao akar akka akko akku akna akok akon akr- akra akua ana- anaa anab anak anan anao anar anau anba anbb anbo anbu ank- anka anko anku anna annb anno ano- anoa anon anor anua anub anun aoba aonb aono aora aorb aorn aoun arab arak aran arar arau arba arka arko arna arnk arno aroa arob aron aroo aror arr- arra arrk arro arrr arru arua arub arun arva arvn arvo auaa auna aunk aur- aura auro avab avan avao avar avon avor avou avra avro avun avur avva avvo baaa baak baan baar baba babb babo babr babu bak- baka bako bakr baku bana bank bann bano banr banu baon bar- bara barb bark barn baro barr baru bau- bauk baur bava bavu bbau bbbb bnor bnrr boab boak boan boar boba bobb bobo bobu boka bokn boko boku bona bonk bonn bono bonu boob book boon boor bor- bora bork born boro borr boru boua bouk boun bour bova bovo brab brak bran brao brau brav brka brkb brna brno broa brob brok bron broo bror brou brrr brun bruv buar buba bubb bubo bubu buka bukk buko buku buna bunb bunk bunn buno bunu buon bur- bura burb burk burn buro burr buru kaaa kaab kaak kaan kaar kaba kabb kabo kabr kabu kaka kakk kakn kako kaku kana kanb kann kano kanu kanv kaoa kaok kaon kaor kara karb kark karn karo karr karu karv kau- kaub kauk kaun kauo kaur kava kavb kavo kavu kavv kbaa kbab kbak kbar kbba kbbb kbbk kbbo kbbr kbbu kbkb kbkk kbko kbkr kbkv kbna kbnn kbno kbnr kbnu kbnv kboa kbob kbok kbon kboo kbov kbra kbrb kbrk kbrn kbro kbru kbrv kbua kbub kbuk kbun kbur kbuu kbva kbvb kbvo kbvr kbvu kkaa kkan kkar kkba kkbb kkbn kkbo kkbr kkkk kknb kknn kkno kknu kkoa kkob kkon kkoo kkor kkov kkrb kkrk kkrn kkro kkrr kkrv kkua kkuu kkvr kkvu kkvv knaa knab knan knar knau knba knbb knbn knbr knbu knkk knnb knnk knnr knob knok knon knor knou knrb knrk knro knrv knub knuk knur knuv knva knvn knvo knvr koab koak koan koar koba kobb kobk kobn kobo kobr kobu koka kokb kokk kokn koko kokr koku kona konk kono koob kook koon kooo koor koou koov kora korb kork korn koro korr koru korv koua koub kour kouu kova kovk kovo kovr krab krak kran krar krav krba krbb krbk krbr krka krkk krkn krko krkr krku krkv krna krnb krnk krnn krno krnu krnv kroa krob krok kroo kror krov krrb krrk krrn krro krrr krua kruk krun krur krva krvb krvk krvn krvo krvr krvv kuan kuar kuau kuba kubb kubo kubr kubu kuka kukk kukn kuku kuna kunk kuno kunr kunu kunv kuoa kuok kuon kuoo kura kurb kurk kuro kurr kuru kurv kuub kuuk kuur kuuu kuva kuvo kuvr kvab kvak kvan kvar kvbr kvna kvnn kvno kvnr