a-a a-b a-i a-t aaa aab aai aak aao aas aat ab- aba abb abi abk abo abs abt ai- aia aib aii aik aio ais ait aka akb aki akk ako aks aoa aob aoi aok aoo aos aot as- asa asb asi ask aso ass ast at- ata atb ati ato ats att baa bab bai bak bao bas bat bba bbb bbi bbk bbo bbs bbt bi- bia bib bii bik bio bis bit bka bkb bkk bko bks bkt boa bob boi bok boo bos bot bsa bsb bsi bsk bso bss bst bta btb bti btk bto bts btt ia- iaa iab iai iao ias iat iba ibb ibi ibk ibo ibs ibt iia iib iii iio iis iit ika ikb iki ikk iko iks ikt io- ioa iob ioi ioo ios iot is- isa isb isi isk iso iss ist ita itb iti itk ito its itt k-t ka- kaa kab kai kak kao kas kat kba kbb kbi kbk kbo kbs kia kib kii kik kio kis kit kkb kki kkk kks kkt koa kob koi kok koo kos kot ksa ksb ksi ksk kso kss kst kta ktb ktk kto kts ktt o-i oaa oab oai oak oao oas oat ob- oba obb obi obk obo obs obt oia oib oii oik oio ois oit oka okb oki okk oko oks oo- ooa oob ooi ook ooo oos oot os- osa osb osi osk oso oss ost ot- ota otb oti otk oto ots ott saa sab sai sak sao sas sat sba sbb sbi sbk sbo sbs sbt sia sib sii sik sio sis sit sk- ska skb ski skk sko sks skt soa sob soi sok soo sos sot ss- ssa ssb ssi ssk sso sss sst sta stb sti stk sto sts stt taa tab tai tak tao tas tat tba tbb tbi tbk tbo tbs tbt tia tib tii tik tio tis tit tka tkb tkk tko tks tkt to- toa tob toi tok too tos tot tsa tsb tsi tsk tso tss tst tta ttb tti ttk tto tts ttt

a-ak a-ii a-ok aaaa aaab aaai aaas aaba aabb aabi aabt aaib aaii aais aaka aaoo aasa aasi aass aast aata aatk aatt abaa abab abai abak abas abat abb- abba abbb abbi abbo abbs abbt abia abib abis abit aboa abob abok aboo abos abot abs- absa absi abss abta abts aiai aias aiba aibo aiia aiib aika aiki aiko aiks aioi aisa aisb aisi aisk aiso aist aita aiti aits aitt akaa akai akao akas akia akik akio akis akka akki akko akok akos akot aksa aksi akst aoba aoki aoks aoss asaa asab asai asak asao asas asat asba asbo asia asii asik asio asis asit aska aski asko asks askt asob asoi asok asos asot assa assi assk asso asss asst asta astb asti asto asts at-t ataa atab atai atak atas atat atbs atia atik atis atit atka atkt atob atoi atok atos atot atsb atsi atst atta atti atto atts ba-i baaa baak baas baat baba babb babi babo babs baia baib baik baio bais bait bak- baka baki bako baks bakt baos basa basi bask baso bass bast bata bati bato bats batt bbas bbbb bbbs biak biao bias biat biba bibb bibi bibo bibs biis biko bio- bioi bios biot bis- bisa bisk biso biss bist bita bito bits bitt boab boai boak boas boat boba bobb bobi bobo bobs boi- boii bois boit boka boki boko boks boob book boos boot bosa bosi bosk boso boss bost bota botb boti boto bots bott bsaa bsas bsat bskt bsos bsts btaa btob btss bttb iaaa iaai iaas iaat iaba iaia iais iasa iasi iask iaso iata iati ibas ibat ibia ibis ibos ibot ibsa ibss ibtb ibts iias iiii iiio iiis iiit iioi iioo iios iisi iist iita iitt ikat ikki ikko ikoo ioba iobi ioii ioio ioit ioko iooi iooo ioos ioso iota ioto is-a isai isak isao isas isat isba isbt isia isis isit iska isko iso- isok isos issa issi isso isss ista isti isto ists itaa itai itak itas itat itbs itia itis itko itoi itoo itos itsa itsi itso itta itto k-os kaaa kaab kaai kaak kaas kaat kaba kabb kabi kabo kaia kaib kaii kaik kaio kais kait kaka kaki kakk kako kaks kakt kaoa kaoi kaok kaos kas- kasa kasb kasi kask kaso kass kast kat- kata katb kati katk kato kats katt kbaa kbab kbai kbak kbas kbat kbba kbbb kbbi kbbk kbbo kbbs kbbt kbia kbib kbik kbio kbis kbit kbkb kbkk kbko kboa kbob kboi kbok kboo kbos kbot kbsa kbsb kbsi kbsk kbso kbss kbst kbta kbtb kbtk kbto kbts kbtt kiab kiai kias kiba kibb kibi kibo kibs kibt kiia kiii kiik kiis kiit kika kiki kikk kiko kikt kioa kioi kiok kioo kiot kisa kisi kisk kiso kiss kist kita kiti kito kits kitt kkaa kkai kkat kkba kkbb kkbi kkbo kkbs kkbt kkia kkik kkit kkkk kkoa kkob kkoo kkot kksa kksi kkss kkst kktk kkts koab koai koak koas koba kobb kobi kobk kobo kobs koii koit koka kokb koki kokk koko koks koob kooi kook kooo koos koot kos- kosa kosb kosi koso koss kost kota kotb koti kotk koto kots kott ksab ksak ksas ksat ksba ksbi ksbs ksib ksii ksik ksis ksit kska kskb kskk ksko ksks ksob ksoi ksok ksoo ksos kssa kssi ksso ksss ksst ksta kstb ksti kstk ksto ksts kstt ktaa ktai ktak ktao ktas ktat ktba ktbb ktbt ktia ktib ktik ktis ktkb ktkk ktko ktks ktkt ktob ktok ktoo ktot ktsa ktso ktst ktti kttk ktto ktts kttt oais oaks oasi oass oast oats obai obak obas obba obbo obia obis obit obkb oboi obok obos obot obss obst obts oiba oiii oiko oiks oios oist oita oiti okak okas okia okka okko okok okot oksa oksi okso okta okto ooaa ooak ooba oobi ooia