a-a a-b a-i a-t aaa aab aag aai aan aao aar aas aat aay ab- aba abb abg abi abn abo abr abs abt aby ag- aga agb agg agi agn ago agr ags agt agy ai- aia aib aig aii ain aio air ais ait aiy an- ana anb ang ani ann ano anr ans ant any aoa aob aog aoi aon aoo aor aos aot ar- ara arb arg ari arn aro arr ars art ary as- asa asb asg asi asn aso asr ass ast asy at- ata atb atg ati atn ato atr ats att ay- aya ayi ayn ayo ayr ays ayt baa bab bag bai ban bao bar bas bat bay bba bbb bbg bbi bbn bbo bbr bbs bbt bby bga bgb bgg bgi bgn bgo bgr bgs bgt bi- bia bib big bii bin bio bir bis bit biy bna bnb bng bni bnn bno bnr bns bnt boa bob bog boi bon boo bor bos bot boy bra brb brg bri brn bro brr brs brt bry bsa bsb bsg bsi bsn bso bsr bss bst bsy bta btb btg bti btn bto btr bts btt bty by- bya byg byi byn byo byr bys byt gaa gab gag gai gan gao gar gas gat gay gba gbg gbi gbn gbo gbr gbs gbt gby gga ggb ggg ggi ggn ggo ggr ggs ggt gia gib gig gii gin gio gir gis git giy gna gnb gni gnn gno gnr gns gnt goa gob gog goi gon goo gor gos got goy gra grb grg gri grn gro grr grs grt gry gsa gsb gsg gsi gsn gso gsr gss gst gta gtb gtg gti gtn gto gtr gts gtt gty gy- gya gyb gyn gyo gyr gys ia- iaa iab iag iai ian iao iar ias iat iba ibb ibg ibi ibn ibo ibr ibs ibt iby iga igb igg igi ign igo igr igs igt igy iia iib iii iin iio iir iis iit in- ina inb ing ini inn ino inr ins int iny io- ioa iob iog ioi ion ioo ior ios iot ir- ira irb irg iri irn iro irr irs irt iry is- isa isb isg isi isn iso isr iss ist isy ita itb itg iti itn ito its itt ity iya iyo iyr iys iyt iyy n-i naa nab nag nai nan nao nar nas nat nay nba nbb nbg nbi nbn nbo nbr nbs nbt nga ngb ngg ngi ngn ngo ngs ngt nia nib nig nii nin nio nir nis nit nna nnb nng nni nnn nno nns nnt no- noa nob nog noi non noo nor nos not noy nra nrb nrg nri nrn nro nrr nrs nrt nry nsa nsb nsg nsi nsn nso nsr nss nst nsy nta ntb ntg nti ntn nto ntr nts ntt nya nyg nyn nyo nys nyt nyy o-i oaa oab oag oai oan oao oar oas oat ob- oba obb obg obi obn obo obr obs obt oby oga ogg ogi ogn ogo ogs ogt ogy oia oib oii oin oio oir ois oit on- ona onb ong oni onn ono onr ons ont ony oo- ooa oob oog ooi oon ooo oor oos oot or- ora orb org ori orn oro orr ors ort ory os- osa osb osg osi osn oso osr oss ost ot- ota otb otg oti otn oto otr ots ott oya oyi oyo oys ra- raa rab rag rai ran rao rar ras rat ray rba rbb rbg rbi rbn rbo rbr rbs rbt rga rgb rgg rgi rgn rgo rgr rgs rgt ria rib rig rii rin rio rir ris rit riy rna rnb rng rni rnn rno rnr rns rnt rny roa rob rog roi ron roo ror ros rot roy rra rrb rrg rri rrn rrr rrs rrt rsa rsb rsg rsi rsn rso rsr rss rst rta rtb rtg rti rtn rto rtr rts rtt rty ry- rya ryg ryn ryo ryr rys ryy saa sab sag sai san sao sar sas sat say sba sbb sbg sbi sbn sbo sbr sbs sbt sby sga sgb sgg sgi sgn sgo sgr sgs sgt sia sib sig sii sin sio sir sis sit sna snb sng sni snn sno snr sns snt sny soa sob sog soi son soo sor sos sot soy sr- sra srb srg sri srn sro srr srs srt sry ss- ssa ssb ssg ssi ssn sso ssr sss sst sta stb stg sti stn sto str sts stt sty sy- sya syb syg syi syn syr sys syt taa tab tag tai tan tao tar tas tat tay tba tbb tbg tbi tbn tbo tbr tbs tbt tga tgb tgg tgi tgn tgo tgr tgs tgt tgy tia tib tig tii tin tio tir tis tit tiy tna tnb tng tni tnn tno tnr tns tnt to- toa tob tog toi ton too tor tos tot toy tra trb trg tri trn tro trr trs trt try tsa tsb tsg tsi tsn tso tsr tss tst tsy tta ttb ttg tti ttn tto ttr tts ttt tty tya tyg tyn tyo tyr tys tyt yaa yab yag yai yan yao yar yas yat yay ybg ybi ybr ybs yby yga ygo yig yii yin yio yir yis yit yna yng ynn yns yny yob yog yoi yon yoo yor yos yot yoy yra yrg yrn yro yrs yrt ysa ysb ysg ysi yso ysr yss yst ysy yta ytn yto ytr yts ytt yyb yyg yys yyt yyy