-th bbb bbd bbh bbi bbo bbs bbt bdb bdd bdh bdi bdo bds bdt bhb bhd bhh bhi bho bhs bht bi- bib bid bih bii bio bis bit bob bod boh boi boo bos bot bsb bsd bsh bsi bso bss bst btb btd bth bti bto bts btt dbb dbd dbh dbi dbo dbs dbt ddb ddd ddh ddi ddo dds ddt dh- dhb dhd dhh dhi dho dhs dht di- dib did dih dii dio dis dit dob dod doh doi doo dos dot dsb dsd dsh dsi dso dss dst dtb dtd dth dti dto dts dtt h-i hbb hbd hbh hbi hbo hbs hbt hdb hdd hdh hdi hdo hds hdt hhb hhd hhh hhi hho hhs hht hib hid hih hii hio his hit hob hod hoh hoi hoo hos hot hsb hsd hsh hsi hss hst htb htd hth hti hto hts htt i-d ibb ibd ibh ibi ibo ibs ibt idb idd idh idi ido ids idt ihb ihd ihh ihi iho ihs iht iib iid iih iii iio iis iit io- iob iod ioh ioi ioo ios iot is- isb isd ish isi iso iss ist itb itd ith iti ito its itt o-i ob- obb obd obh obi obo obs obt odb odd odh odi odo ods odt ohd ohh ohi oho ohs oht oib oid oii oio ois oit oo- oob ood ooh ooi ooo oos oot os- osb osd osh osi oso oss ost ot- otb otd oth oti oto ots ott sbb sbd sbh sbi sbo sbs sbt sdb sdd sdh sdi sdo sds sdt sh- shb shd shh shi sho shs sht sib sid sih sii sio sis sit sob sod soh soi soo sos sot ss- ssb ssd ssh ssi sso sss sst stb std sth sti sto sts stt tbb tbd tbh tbi tbo tbs tbt tdb tdd tdh tdi tdo tds tdt th- thb thd thh thi tho ths tht tib tid tih tii tio tis tit to- tob tod toh toi too tos tot tsb tsd tsh tsi tso tss tst ttb ttd tth tti tto tts ttt