a-a a-b aaa aab aah aak aan aao aar ab- aba abb abh abk abn abo abr aha ahb ahh ahk ahn aho ahr aka akb akh akk akn ako akr an- ana anb anh ank ann ano anr aoa aob aoh aok aon aoo aor ar- ara arb arh ark arn aro arr baa bab bah bak ban bao bar bba bbb bbh bbk bbn bbo bbr bha bhb bhh bhk bho bhr bka bkb bkk bkn bko bkr bna bnb bnk bnn bno bnr boa bob boh bok bon boo bor bra brb brh brk brn bro brr haa hab hah hak han hao har hba hbb hbh hbk hbn hbo hbr hha hhb hhh hhk hhn hho hhr hka hkb hkh hkk hkn hko hkr hna hnb hnh hnk hnn hno hoa hob hoh hok hon hoo hor hr- hra hrb hrh hrk hrn hro hrr ka- kaa kab kah kak kan kao kar kba kbb kbh kbk kbn kbo kbr kha khh khk khn kho khr kkb kkh kkk kkn kkr kn- kna knk knn kno knr koa kob koh kok kon koo kor kra krk krn kro krr naa nab nah nak nan nao nar nba nbb nbk nbn nbo nbr nha nhb nhh nhk nhn nhr nka nkk nkn nko nkr nna nnb nnh nnk nnn nno no- noa nob noh nok non noo nor nra nrb nrk nrn nro nrr oaa oab oah oak oan oao oar ob- oba obb obh obk obn obo obr oha ohh ohn oho ohr oka okb okk oko okr on- ona onb onh onk onn ono onr oo- ooa oob ooh ook oon ooo oor or- ora orb orh ork orn oro orr ra- raa rab rah rak ran rao rar rba rbb rbh rbk rbn rbo rbr rh- rha rhb rhh rhn rho rhr rkb rkk rko rna rnb rnh rnn rno rnr roa rob roh rok ron roo ror rra rrb rrh rrk rrn rrr

-ana a-ak a-ha a-ok aaaa aaab aaah aaan aaar aaba aabb aabh aaha aahk aaka aana aaon aaoo aara aaro abaa abab abak aban abar abb- abba abbb abbo abbr abha abho abhr aboa abob aboh abok abon aboo abor abra abro ahab ahah ahar ahha ahoa ahok ahor ahra ahrr akaa akah akan akao akar akha akka akko akna akok akon akr- akra ana- anaa anab anah anak anan anao anar anba anbb anbo anha ank- anka ankh anko anna annb anno ano- anoa anon anor aoah aoba aonb aono aora aorb aorn arab arah arak aran arar arba arbh arh- arka arkh arko arna arnk arno aroa arob aron aroo aror arr- arra arrh arrk arro arrr baaa baah baak baan baar baba babb babo babr baha bahn baho bahr bak- baka bakh bako bakr bana banh bank bann bano banr baoh baon bar- bara barb barh bark barn baro barr bbbb bhan bhao bhar bhor bhra bnor bnrr boab boak boan boar boba bobb bobo boha bohn boho bohr boka bokn boko bona bonk bonn bono boob booh book boon boor bor- bora borh bork born boro borr brab brah brak bran brao brka brkb brna brno broa brob broh brok bron broo bror brrr haab haak haan haar haba habo haha hahn haho haka hakk hako hana hank hann hano haon haor hara harh hark harn haro harr hbar hhaa hhhh hnna hoan hoar hoba hobo hoha hohn hoho hoka hoko honk hono hook hoon hoor hora hork horn horo horr hran hrob hron kaaa kaab kaak kaan kaar kaba kabb kabo kabr kaha kahn kaho kahr kaka kakh kakk kakn kako kana kanb kanh kann kano kaoa kaok kaon kaor kara karb kark karn karo karr kbaa kbab kbak kbar kbba kbbb kbbk kbbo kbbr kbhb kbhh kbhn kbhr kbkb kbkk kbko kbkr kbna kbnh kbnn kbno kbnr kboa kbob kbok kbon kboo kbra kbrb kbrh kbrk kbrn kbro khab khak khan khao khar khbr khhk khho khka khkk khkn khkr khna khnk khnr khoa khob khok khon khor khra khrk khro khrr kkaa kkan kkar kkba kkbb kkbn kkbo kkbr kkha kkhb kkhh kkhk kkhr kkkk kknb kknn kkno kkoa kkob kkoh kkon kkoo kkor kkrb kkrh kkrk kkrn kkro kkrr knaa knab knah knan knar knba knbb knbn knbr knhk knkk knnb knnk knnr knob knok knon knor knrb knrk knro koab koak koan koar koba kobb kobk kobn kobo kobr koha kohh kohn koho kohr koka kokb kokh kokk kokn koko kokr kona konk kono koob kook koon kooo koor kora korb kork korn koro korr krab krah krak kran krar krba krbb krbk krbr krka krkh krkk krkn krko krkr krna krnb krnh krnk krnn krno kroa krob kroh krok kroo kror krrb krrk krrn krro krrr naaa naab naan naar naba nabk nabo naha nahk nahr naka nako nan- nana nanb nann nano naoh naor nara narh nark narn naro narr nbaa nbak nbar nbbo nhnn nhon nhra nkok nkor nnnn noaa noah noak noba nobo noha nohn noho noko non- nona nonn nono noo- noob nook noon nooo noor nor- nora norb nork norn noro norr nrab nrna nron oara obak oban obba obbo obkb obok obon obor obra obrh obro ohan ohba ohho ohno ohob ohoh ohok ohra ohrn okak okan okha okka okko okna okno okok okon okor okra okro onab onah onan onar onha onna onno onon onor onra ooaa ooak ooba ooha ooho oona oooh oooo oora orab orah orak oran orao orar orba orbb orbo orka orko orna orno oro- orok oron oror orra orro raab raak raan raba rabb rabk rabo raha rahn rahr raka rakk rana rank rann rano raob raoh raok rara rarb rark raro rbbb rbbr rboh rhoa rhob rhoh rhon rnbr roab roak roan roar rob- roba robb robo roha rohn rohr roka rokh rokk roko rokr rona ronk rono roob rook roon roor rora rork roro rrah rrna rrrr

-aaa- aaaah aabaa aabba aabra aahaa aakko aarah aarna