-th bbb bbd bbh bbi bbn bbs bbt bby bdb bdd bdh bdi bds bdt bdy bhb bhd bhh bhi bhs bht bi- bib bid bih bii bin bis bit biy bnb bnd bni bnn bns bnt bsb bsd bsh bsi bsn bss bst bsy btb btd bth bti btn bts btt bty by- byd byh byi byn bys byt dbb dbd dbh dbi dbn dbs dbt dby ddb ddd ddh ddi ddn dds ddt ddy dh- dhb dhd dhh dhi dhs dht di- dib did dih dii din dis dit diy dnb dnd dnh dni dnn dns dnt dny dsb dsd dsh dsi dsn dss dst dsy dtb dtd dth dti dtn dts dtt dty dy- dyb dyd dyn dys dyy h-i hbb hbd hbh hbi hbn hbs hbt hby hdb hdd hdh hdi hdn hds hdt hdy hhb hhd hhh hhi hhn hhs hht hhy hib hid hih hii hin his hit hnb hnd hnh hnn hns hnt hny hsb hsd hsh hsi hsn hss hst hsy htb htd hth hti htn hts htt hty hy- hyb hyd hyh hyi hyn hys hyt hyy i-d ibb ibd ibh ibi ibn ibs ibt iby idb idd idh idi idn ids idt idy ihb ihd ihh ihi ihn ihs iht ihy iib iid iih iii iin iis iit in- inb ind inh ini inn ins int iny is- isb isd ish isi isn iss ist isy itb itd ith iti itn its itt ity iys iyt iyy n-i nbb nbd nbi nbn nbs nbt ndb ndd ndh ndi ndn nds ndt ndy nhb nhd nhh nhi nhn nhs nht nhy nib nid nih nii nin nis nit nnb nnh nni nnn nns nnt nsb nsd nsh nsi nsn nss nst nsy ntb ntd nth nti ntn nts ntt nyd nyn nys nyt nyy sbb sbd sbh sbi sbn sbs sbt sby sdb sdd sdh sdi sdn sds sdt sdy sh- shb shd shh shi shn shs sht shy sib sid sih sii sin sis sit snb snd sni snn sns snt sny ss- ssb ssd ssh ssi ssn sss sst stb std sth sti stn sts stt sty sy- syb syd syh syi syn sys syt tbb tbd tbh tbi tbn tbs tbt tdb tdd tdh tdi tdn tds tdt tdy th- thb thd thh thi thn ths tht thy tib tid tih tii tin tis tit tiy tnb tnd tnh tni tnn tns tnt tsb tsd tsh tsi tsn tss tst tsy ttb ttd tth tti ttn tts ttt tty tyd tyn tys tyt ybi ybs yby ydn yds ydt ydy yhi yhs yht yid yih yii yin yis yit ynd ynn yns yny ysb ysi yss yst ysy ytd yth ytn yts ytt yyb yys yyt yyy