bbb bbd bbe bbg bbo bbs bbt bdb bdd bde bdg bdo bds bdt be- beb bed bee beg beo bes bet bgb bgd bge bgg bgo bgs bgt bob bod boe bog boo bos bot bsb bsd bse bsg bso bss bst btb btd bte btg bto bts btt dbb dbd dbe dbg dbo dbs dbt ddb ddd dde ddg ddo dds ddt de- deb ded dee deg deo des det dgd dge dgg dgs dgt dob dod doe dog doo dos dot dsb dsd dse dsg dso dss dst dtb dtd dte dtg dto dts dtt ebb ebd ebe ebg ebo ebs ebt ed- edb edd ede edg edo eds edt eeb eed eee eeg eeo ees eet egb egd ege egg ego egs egt eo- eob eod eoe eog eoo eos eot es- esb esd ese esg eso ess est etb etd ete etg eto ets ett g-d gbd gbe gbg gbo gbs gbt gdb gdd gde gdo gds gdt ge- geb ged gee geg geo ges get ggb ggd ggg ggo ggs ggt gob god goe gog goo gos got gsb gsd gse gsg gso gss gst gtb gtd gte gtg gto gts gtt ob- obb obd obe obg obo obs obt odb odd ode odg odo ods odt oeb oed oee oeg oeo oes oet ogd oge ogg ogo ogs ogt oo- oob ood oog ooo oos oot os- osb osd ose osg oso oss ost ot- otb otd ote otg oto ots ott sbb sbd sbe sbg sbo sbs sbt sdb sdd sde sdg sdo sds sdt se- seb sed see seg seo ses set sgb sgd sge sgg sgo sgs sgt sob sod soe sog soo sos sot ss- ssb ssd sse ssg sso sss sst stb std ste stg sto sts stt tbb tbd tbe tbg tbo tbs tbt tdb tdd tde tdg tdo tds tdt te- teb ted tee teg teo tes tet tgb tge tgg tgo tgs tgt to- tob tod toe tog too tos tot tsb tsd tse tsg tso tss tst ttb ttd tte ttg tto tts ttt