bbb bbd bbe bbi bbm bbo bbs bbt bdb bdd bde bdi bdm bdo bds bdt be- beb bed bee bei bem beo bes bet bi- bib bid bie bii bim bio bis bit bmb bmd bme bmi bmm bmo bms bmt bob bod boe boi bom boo bos bot bsb bsd bse bsi bsm bso bss bst btb btd bte bti btm bto bts btt dbb dbd dbe dbi dbm dbo dbs dbt ddb ddd dde ddi ddm ddo dds ddt de- deb ded dee dei dem deo des det di- dib did die dii dim dio dis dit dmb dmd dme dmi dmm dmo dms dmt dob dod doe doi dom doo dos dot dsb dsd dse dsi dsm dso dss dst dtb dtd dte dti dtm dto dts dtt ebb ebd ebe ebi ebm ebo ebs ebt ed- edb edd ede edi edm edo eds edt eeb eed eee eem eeo ees eet eib eid eie eii eim eio eis eit em- emb emd eme emi emm emo ems emt eo- eob eod eoe eoi eom eoo eos eot es- esb esd ese esi esm eso ess est etb etd ete eti etm eto ets ett i-d ibb ibd ibe ibi ibm ibo ibs ibt idb idd ide idi idm ido ids idt ie- ied iee iei iem ies iet iib iid iie iii iim iio iis iit im- imb imd ime imi imm imo ims imt io- iob iod ioe ioi iom ioo ios iot is- isb isd ise isi ism iso iss ist itb itd ite iti itm ito its itt m-o mbb mbd mbe mbi mbm mbo mbs mbt mdb mdd mde mdi mdm mdo mds mdt meb med mee mei mem meo mes met mi- mib mid mie mii mim mio mis mit mmb mmd mme mmi mmm mmo mms mmt mob mod moe moi mom moo mos mot msb msd mse msi msm mso mss mst mtb mtd mte mti mtm mto mts mtt o-i ob- obb obd obe obi obm obo obs obt odb odd ode odi odm odo ods odt oeb oed oee oei oem oeo oes oet oib oid oie oii oim oio ois oit om- omb omd ome omi omm omo oms omt oo- oob ood ooi oom ooo oos oot os- osb osd ose osi osm oso oss ost ot- otb otd ote oti otm oto ots ott sbb sbd sbe sbi sbm sbo sbs sbt sdb sdd sde sdi sdm sdo sds sdt se- seb sed see sei sem seo ses set sib sid sie sii sim sio sis sit smb smd sme smi smm smo sms smt sob sod soe soi som soo sos sot ss- ssb ssd sse ssi ssm sso sss sst stb std ste sti stm sto sts stt tbb tbd tbe tbi tbm tbo tbs tbt tdb tdd tde tdi tdm tdo tds tdt te- teb ted tee tei tem teo tes tet tib tid tie tii tim tio tis tit tmb tmd tme tmi tmm tmo tms tmt to- tob tod toe toi tom too tos tot tsb tsd tse tsi tsm tso tss tst ttb ttd tte tti ttm tto tts ttt