-th b-u bbb bbd bbh bbm bbo bbs bbt bbu bdb bdd bdh bdm bdo bds bdt bdu bhb bhd bhh bhm bho bhs bht bhu bmb bmd bmh bmm bmo bms bmt bmu bob bod boh bom boo bos bot bou bsb bsd bsh bsm bso bss bst bsu btb btd bth btm bto bts btt btu bub bud buh bum buo bus but buu dbb dbd dbh dbm dbo dbs dbt dbu ddb ddd ddh ddm ddo dds ddt ddu dh- dhb dhd dhh dhm dho dhs dht dhu dmb dmd dmh dmm dmo dms dmt dmu dob dod doh dom doo dos dot dou dsb dsd dsh dsm dso dss dst dsu dtb dtd dth dtm dto dts dtt dtu dub dud duh dum duo dus dut hbb hbd hbh hbm hbo hbs hbt hbu hdb hdd hdh hdm hdo hds hdt hdu hhb hhd hhh hhm hho hhs hht hhu hmb hmd hmh hmm hmo hms hmt hmu hob hod hoh hom hoo hos hot hou hsb hsd hsh hsm hss hst hsu htb htd hth htm hto hts htt hub hud huh hum huo hus hut huu m-o mbb mbd mbh mbm mbo mbs mbt mbu mdb mdd mdh mdm mdo mds mdt mdu mhd mhh mhm mho mhs mht mhu mmb mmd mmh mmm mmo mms mmt mmu mob mod moh mom moo mos mot mou msb msd msh msm mso mss mst msu mtb mtd mth mtm mto mts mtt mtu mub mud muh mum mus mut muu ob- obb obd obh obm obo obs obt obu odb odd odh odm odo ods odt odu ohd ohh ohm oho ohs oht ohu om- omb omd omh omm omo oms omt omu oo- oob ood ooh oom ooo oos oot os- osb osd osh osm oso oss ost osu ot- otb otd oth otm oto ots ott otu ou- oud ouh oum ouo ous out sbb sbd sbh sbm sbo sbs sbt sbu sdb sdd sdh sdm sdo sds sdt sdu sh- shb shd shh shm sho shs sht shu smb smd smh smm smo sms smt smu sob sod soh som soo sos sot sou ss- ssb ssd ssh ssm sso sss sst ssu stb std sth stm sto sts stt stu sub sud suh sum suo sus sut suu tbb tbd tbh tbm tbo tbs tbt tbu tdb tdd tdh tdm tdo tds tdt tdu th- thb thd thh thm tho ths tht thu tmb tmd tmh tmm tmo tms tmt tmu to- tob tod toh tom too tos tot tou tsb tsd tsh tsm tso tss tst tsu ttb ttd tth ttm tto tts ttt ttu tub tud tuh tum tuo tus tut tuu ubb ubh ubo ubs ubt ubu udb udd udm udo uds udt udu uhb uhd uhh uhm uho uhs uht uhu um- umb umd umh umm umo ums umt umu uob uod uom uoo uos uot usb usd ush usm uso uss ust usu utb utd uth utm uto uts utt utu uum uus uut uuu