a-a a-b a-i aaa aab aaf aai aak aao aar aau ab- aba abb abf abi abk abo abr abu af- afa afb aff afi afk afo afr afu ai- aia aib aif aii aik aio air aiu aka akb aki akk ako akr aku aoa aob aof aoi aok aoo aor aou ar- ara arb arf ari ark aro arr aru au- aua aub auf aui auk auo aur b-u baa bab baf bai bak bao bar bau bba bbb bbf bbi bbk bbo bbr bbu bfa bfb bff bfi bfo bfr bfu bi- bia bib bif bii bik bio bir biu bka bkb bkf bkk bko bkr boa bob bof boi bok boo bor bou bra brb brf bri brk bro brr bru bua bub buf bui buk buo bur buu faa fab faf fai fak fao far fau fba fbb fbf fbi fbk fbo fbr fbu ffa fff ffi ffk ffo ffr ffu fia fib fif fii fik fir fiu fka fkb fkf fki fkk foa fob fof foi fok foo for fou fra frb frf fri frk fro frr fru fua fub fuf fui fuk fuo fur fuu i-f ia- iaa iab iaf iai iao iar iau iba ibb ibf ibi ibk ibo ibr ibu ifa ifb iff ifi ifo ifr ifu iia iib iif iii iio iir iiu ika ikb ikf iki ikk iko ikr iku io- ioa iob iof ioi ioo ior iou ir- ira irb irf iri irk iro irr iru iu- iua iub iui iur ka- kaa kab kaf kai kak kao kar kau kba kbb kbf kbi kbk kbo kbr kbu kfa kff kfi kfo kfu kia kib kif kii kik kio kir kiu kkb kki kkk kkr kku koa kob kof koi kok koo kor kou kra krf kri krk kro krr kru kub kui kuk kur kuu o-i oaa oab oaf oai oak oao oar oau ob- oba obb obf obi obk obo obr obu of- ofa ofb off ofi ofo ofr ofu oia oib oif oii oik oio oir oiu oka okb oki okk oko okr oku oo- ooa oob oof ooi ook ooo oor or- ora orb orf ori ork oro orr oru ou- oua ouf oui ouk ouo our ra- raa rab raf rai rak rao rar rau rba rbb rbf rbi rbk rbo rbr rbu rfa rfb rff rfi rfk rfo rfr rfu ria rib rif rii rik rio rir rkb rkf rkk rko rku roa rob rof roi rok roo ror rou rra rrb rrf rri rrk rrr rru rua rub ruf rui ruk ruo rur ruu ua- uaa uab uaf uai uak uao uar uau uba ubb ubf ubi ubk ubo ubr ubu ufa uff ufi ufo ufr ufu uia uib uif uii uio uir uiu uka ukb ukf uki ukk ukr uku uoa uob uok uoo uor ur- ura urb urf uri urk uro urr uru uua uur uuu

a-ak a-fu a-ii a-ok aaaa aaab aaaf aaai aaar aaba aabb aabi aafa aafb aaff aafi aaib aaii aaka aaku aaoo aara aari aaro aaru abaa abab abaf abai abak abar abau abb- abba abbb abbi abbo abbr abff abia abib abir abiu aboa abob abof abok aboo abor abou abra abri abro abua abuf abuk afaa afak afao afar affa affi affo afia afib afif afik afir afka afkr afoa afoo afor afr- afra afri afro afru afua aiai aiba aibo aiff aiia aiib aiir aika aiki aiko aioi aira airi airo aiui akaa akai akao akar akia akif akik akio akir akiu akka akki akko akku akok akr- akra akua aoba aoki aora aorb aouf arab araf arai arak arar arau arba arbi arfa arfb arff arfu aria arib arif arii arik ario arka arki arko aroa arob aroi aroo aror arr- arra arri arrk arro arrr arru arua arub arui auaa aufi auki aur- aura auri auro ba-i baaa baaf baak baar baba babb babi babo babr babu baff bafo baia baib baik baio bair bak- baka baki bako bakr baku bar- bara barb barf bari bark baro barr baru bau- bauf bauk baur bbau bbbb biaf biak biao biar biba bibb bibi bibo bifa biff bifi biko biku bio- bioi biou bira birb biri birk biro birr biru boab boai boak boar boba bobb bobi bobo bobu bofa boff bofu boi- boii boiu boka boki boko boku boob boof book boor bor- bora borf bori bork boro borr boru boua bouf bouk bour brab braf brai brak brao brau brfu bria brik brio brka brkb broa brob brok broo bror brou brrr buar buba bubb bubi bubo bubu buff bufo bufr buif buik buir buiu buka buki bukk buko buku bur- bura burb buri burk buro burr buru f--k faaa faba fabi fabo fabu fafa faff fafi fafo faik faio fair faki fako faku fara farb fark faro farr faru faur fbar ffar ffff ffii ffrr fiaa fiaf fiar fiba fifa fiff fifi fifo fiii fika fiki fior fira firk fiua fiuk fkab foaf foak foar foba fofo foia foki foof fook for- fora forb fori fork foro forr foua four frab frak frau fria frib frik frio frob frou frub fuar fubb fubu fuff fufu fuir fuka fukk fuko fuku fuor fur- fura furi furo furr iaaa iaai iaba iaff iaia iara iaru ibar ibfi ibia ibra ibri ibro ifaa ifao ifar ifbb ifor ifra ifrb ifrf ifri iifa iiii iiio iioi iioo iira ikar ikki ikko ikoo ikra ikri ikuo ioba iobi ioii ioio ioko ioof iooi iooo iora iori iraf irai irak irao irar irfu iri- iria irio irka irki irob irra irri iuiu iuka iura kaaa kaab kaaf kaai kaak kaar kaba kabb kabf kabi kabo kabr kabu kafa kaff kafi kafr kafu kaia kaib kaif kaii kaik kaio kair kaiu kaka kaki kakk kako kaku kaoa kaoi kaok kaor kara karb karf kari kark karo karr karu kau- kaub kaui kauk kauo kaur kbaa kbab kbai kbak kbar kbba kbbb kbbf kbbi kbbk kbbo