a-a a-b a-i a-t aaa aab aai aao aas aat aay ab- aba abb abi abo abs abt aby ai- aia aib aii aio ais ait aiy aoa aob aoi aoo aos aot as- asa asb asi aso ass ast asy at- ata atb ati ato ats att ay- aya ayi ayo ays ayt baa bab bai bao bas bat bay bba bbb bbi bbo bbs bbt bby bi- bia bib bii bio bis bit biy boa bob boi boo bos bot boy bsa bsb bsi bso bss bst bsy bta btb bti bto bts btt bty by- bya byi byo bys byt ia- iaa iab iai iao ias iat iba ibb ibi ibo ibs ibt iby iia iib iii iio iis iit io- ioa iob ioi ioo ios iot is- isa isb isi iso iss ist isy ita itb iti ito its itt ity iya iyo iys iyt iyy o-i oaa oab oai oao oas oat ob- oba obb obi obo obs obt oby oia oib oii oio ois oit oo- ooa oob ooi ooo oos oot os- osa osb osi oso oss ost ot- ota otb oti oto ots ott oya oyi oyo oys saa sab sai sao sas sat say sba sbb sbi sbo sbs sbt sby sia sib sii sio sis sit soa sob soi soo sos sot soy ss- ssa ssb ssi sso sss sst sta stb sti sto sts stt sty sy- sya syb syi sys syt taa tab tai tao tas tat tay tba tbb tbi tbo tbs tbt tia tib tii tio tis tit tiy to- toa tob toi too tos tot toy tsa tsb tsi tso tss tst tsy tta ttb tti tto tts ttt tty tya tyo tys tyt yaa yab yai yao yas yat yay ybi ybs yby yii yio yis yit yob yoi yoo yos yot yoy ysa ysb ysi yso yss yst ysy yta yto yts ytt yyb yys yyt yyy

a-ii a-ya a-yo aaaa aaab aaai aaas aaba aabb aabi aabt aaby aaib aaii aais aaoo aasa aasi aass aast aata aatt abaa abab abai abas abat abay abb- abba abbb abbi abbo abbs abbt abby abia abib abis abit abiy aboa abob aboo abos abot aboy abs- absa absi abss abta abts abys abyt abyy aiai aias aiba aibo aiia aiib aioi aisa aisb aisi aiso aist aisy aita aiti aits aitt aoba aoss asaa asab asai asao asas asat asay asba asbo asby asia asii asio asis asit asob asoi asos asot assa assi asso asss asst assy asta astb asti asto asts asty asya at-t ataa atab atai atas atat atay atbs atia atis atit atob atoi atos atot atoy atsb atsi atst atta atti atto atts atty atya atys ay-o ayao ayas ayat ayay ayoo ayos ayot ayta ayto ayya ba-i baaa baas baat baba babb babi babo babs baby baia baib baio bais bait baos basa basi baso bass bast bata bati bato bats batt baty baya bayi bayo bays bayt bbas bbay bbbb bbbs bboy bbyo biao bias biat biba bibb bibi bibo bibs biis bio- bioi bios biot bis- bisa biso biss bist bisy bita bito bits bitt biya biys boab boai boas boat boba bobb bobi bobo bobs boby boi- boii bois boit boob boos boot bosa bosi boso boss bost bota botb boti boto bots bott boty boya boyi boyo boys bsaa bsas bsat bsos bsts btaa btob btss bttb byas byit byoa byob byoi byos bysb bysi byso byss byst bysy byts i-by iaaa iaai iaas iaat iaba iaia iais iasa iasi iaso iata iati ibas ibat ibia ibis ibos ibot ibsa ibss ibtb ibts ibyi iias iiii iiio iiis iiit iioi iioo iios iisi iist iita iitt ioba iobi ioby ioii ioio ioit iooi iooo ioos ioso iota ioto is-a isai isao isas isat isay isba isbt isia isis isit iso- isos issa issi isso isss issy ista isti isto ists isty isys itaa itai itas itat itay itbs itby itia itis itoi itoo itos itsa itsi itso itsy itta itto itty iyai iyos oais oasi oass oast oasy oats oaty obai obas obay obba obbo obby obia obis obit oboi obos obot oboy obss obst obts oiba oiii oios oist oita oiti ooaa ooba oobi ooby ooia oooo ooos oosa oosi oost ootb oots ooty osai osas osat osay osba osby osia osii osis osoi osoo osos ossa ossb ossi osso ossy osta osti osts osyt otas otay otbs otis otit oto- otoo otos otoy otsa otso otta otti otto otts oyas oyss oyst s-ib s-ii s-os saab saas saat saba sabb sabi sabo sabs saia sais sait saoi saos sasa sasi saso sass sast sata satb sati sato sats satt saya sayi sayo says sbaa sbai sbas sbbs sbia sbot sbsa sbsi sbst siaa siab siai sias siat siba sibi sibo sibs siby siit sios siot sisa sisi siss sist sisy sit- sita siti sito sits sitt sity siya siyi soas soat soay soba sobo sobs sobt soia sois soit soos soot sooy sosa sosi soso soss sost sota soto sots soya soyo soys soyt ssaa ssab ssao ssas ssat ssby ssis ssit ssot sssa sssb sssi ssss ssta sstb ssts stab stai stas stat stay stbs stia stib stio stis stit stoa stob stoo stos stot stoy stsi stss stys sybo syia syis syso syss syst sytt taa- taas taat taba tabb tabi tabo tabs taby taia taio tais tait taoa taos tasa tasb tasi tass tast tasy tata tatb tati tato tats tatt taty taya tayo tays tayt tayy tbas tbbs tbit tbst tbta tiaa tiab tiao tias tiba tibi tibs tiit tios tisa tisb tisi tiso tiss tist tita titi tito tits titt tiya tiyi tiyo to-y toab toas toat toay toba tobi tobo tobs tobt toby tois toit tooa toos toot tosa tosb tosi toso toss tost tosy tota toti toto tots tott toty toya toyb toyo toys toyt tsaa tsai tsao tsat tsia tsis tsob tsoi tsos tsoy