a-a a-b a-i a-t aaa aab aaf aai aar aas aat aay ab- aba abb abf abi abr abs abt aby af- afa afb aff afi afr afs aft afy ai- aia aib aif aii air ais ait aiy ar- ara arb arf ari arr ars art ary as- asa asb asf asi asr ass ast asy at- ata atb atf ati atr ats att ay- aya ayf ayi ayr ays ayt baa bab baf bai bar bas bat bay bba bbb bbf bbi bbr bbs bbt bby bfa bfb bff bfi bfr bfs bft bfy bi- bia bib bif bii bir bis bit biy bra brb brf bri brr brs brt bry bsa bsb bsf bsi bsr bss bst bsy bta btb btf bti btr bts btt bty by- bya byf byi byr bys byt faa fab faf fai far fas fat fay fba fbb fbf fbi fbr fbs fbt ffa fff ffi ffr ffs fft ffy fia fib fif fii fir fis fit fra frb frf fri frr frs frt fry fsa fsb fsf fsi fsr fss fst fta ftb ftf fti ftr fts ftt fty fy- fya fyb fyi i-f ia- iaa iab iaf iai iar ias iat iba ibb ibf ibi ibr ibs ibt iby ifa ifb iff ifi ifr ifs ift ify iia iib iif iii iir iis iit ir- ira irb irf iri irr irs irt iry is- isa isb isf isi isr iss ist isy ita itb itf iti its itt ity iya iyr iys iyt iyy ra- raa rab raf rai rar ras rat ray rba rbb rbf rbi rbr rbs rbt rfa rfb rff rfi rfr rfs rft ria rib rif rii rir ris rit riy rra rrb rrf rri rrr rrs rrt rsa rsb rsf rsi rsr rss rst rta rtb rtf rti rtr rts rtt rty ry- rya ryf ryr rys ryy saa sab saf sai sar sas sat say sba sbb sbf sbi sbr sbs sbt sby sfa sfb sff sfi sfr sfs sft sia sib sif sii sir sis sit sr- sra srb srf sri srr srs srt sry ss- ssa ssb ssf ssi ssr sss sst sta stb stf sti str sts stt sty sy- sya syb syi syr sys syt taa tab taf tai tar tas tat tay tba tbb tbf tbi tbr tbs tbt tfa tfb tff tfi tfr tfs tft tia tib tif tii tir tis tit tiy tra trb trf tri trr trs trt try tsa tsb tsf tsi tsr tss tst tsy tta ttb ttf tti ttr tts ttt tty tya tyf tyr tys tyt yaa yab yaf yai yar yas yat yay ybf ybi ybr ybs yby yfa yff yfr yfs yft yif yii yir yis yit yra yrf yrs yrt ysa ysb ysi ysr yss yst ysy yta ytf ytr yts ytt yyb yyf yys yyt yyy

a-ii a-ya aaaa aaab aaaf aaai aaar aaas aaba aabb aabi aabt aaby aafa aafb aaff aafi aaib aaii aais aara aari aars aart aasa aasf aasi aass aast aata aatf aatt abaa abab abaf abai abar abas abat abay abb- abba abbb abbi abbr abbs abbt abby abff abia abib abir abis abit abiy abra abri abrs abry abs- absa absf absi abss abta abts abys abyt abyy afaa afar afat afbs affa affi affs afft affy afia afib afif afir afis afit afr- afra afri afrs afsa afsb afst afta afts afty aiai aias aiba aiff aifs aiia aiib aiir aira airi airs airt airy aisa aisb aisi aisr aist aisy aita aitf aiti aitr aits aitt aiyf arab araf arai arar aras arat aray arba arbi arbs arby arfa arfb arff arfs arft aria arib arif arii aris arit arr- arra arri arrr arrs arrt arry ars- arsa arsi arst arsy arta arti artr arts arty ary- arya arys asaa asab asaf asai asar asas asat asay asba asby asfa asfi asia asif asii asir asis asit asra asrs assa assi assr asss asst assy asta astb asti astr asts asty asya at-t ataa atab atai atar atas atat atay atbs atfb atfs atia atif atis atit atra atri atry atsb atsi atst atta atti attr atts atty atya atys ayar ayas ayat ayay ayra ayry ayta ayya ba-i baaa baaf baar baas baat baba babb babi babr babs baby baff baft baia baib bair bais bait bar- bara barb barf bari barr bars bart bary basa basf basi bass bast bata batf bati bats batt baty baya bayi bays bayt bbas bbay bbbb bbbs bfas bffs bfsi bfsr bfta bfts bftt biaf biar bias biat biba bibb bibi bibs bifa biff bifi biis bira birb biri birr birs birt biry bis- bisa biss bist bisy bita bits bitt biya biys brab braf brai bras brat bray bria bris brit brrr brrs brsb brsr brst bry- brya bsaa bsas bsat bsfa bsff bsfs bsra bsts btaa btaf btrt btry btss bttb byar byas byit byrt bysb bysi byss byst bysy byts faaa faas faba fabi fabs fafa faff fafi fair fais fait fara farb farr fars fart fary fasa fasi fass fast fata fatf fati fats fatt faya fays fayt fbar fbis fbrs ffar ffff ffii ffrr ffsa ffss fftf fiaa fiaf fiar fias fiat fiba fibs fifa fiff fifi fift fiii fira firs firy fisa fisi fiss fist fita fiti fits fitt frab fras frat fray fria frib fris frit frsb frst frta frya frys fsai fsas fsfi fsia fsra fssa fssf fsta ftfy ftii ftrs ftsa ftsr fyar fyfi fyra fyrs fyry fyti i-by iaaa iaai iaas iaat iaba iaff iaia iais iara iars iart iasa iasi iasr iata iati ibar ibas ibat ibfi ibia ibis ibra ibri ibsa ibsf ibss ibtb ibts ibyi ifaa ifar ifas ifat ifbb ifby iffy ifis ifit ifra ifrb ifrf ifri ifsa ifsb ifta iias iifa iiii iiis iiit iira iirs iisi iisr iist iita iitr iitt iraf irai irar iras irby iri- iria iris iriy irra irri irrs irsa irsf