bbb bbe bbg bbi bbm bbo bbs bbt be- beb bee beg bei bem beo bes bet bgb bge bgg bgi bgm bgo bgs bgt bi- bib bie big bii bim bio bis bit bmb bme bmg bmi bmm bmo bms bmt bob boe bog boi bom boo bos bot bsb bse bsg bsi bsm bso bss bst btb bte btg bti btm bto bts btt ebb ebe ebg ebi ebm ebo ebs ebt eeb eee eeg eem eeo ees eet egb ege egg egi egm ego egs egt eib eie eig eii eim eio eis eit em- emb eme emg emi emm emo ems emt eo- eob eoe eog eoi eom eoo eos eot es- esb ese esg esi esm eso ess est etb ete etg eti etm eto ets ett gbe gbg gbi gbm gbo gbs gbt ge- geb gee geg gei gem geo ges get ggb ggg ggi ggm ggo ggs ggt gib gie gig gii gim gio gis git gmb gme gmg gmi gmm gmo gms gmt gob goe gog goi gom goo gos got gsb gse gsg gsi gsm gso gss gst gtb gte gtg gti gtm gto gts gtt ibb ibe ibg ibi ibm ibo ibs ibt ie- iee ieg iei iem ies iet igb ige igg igi igm igo igs igt iib iie iii iim iio iis iit im- imb ime img imi imm imo ims imt io- iob ioe iog ioi iom ioo ios iot is- isb ise isg isi ism iso iss ist itb ite itg iti itm ito its itt m-o mbb mbe mbg mbi mbm mbo mbs mbt meb mee meg mei mem meo mes met mgb mge mgi mgm mgo mgs mgt mi- mib mie mig mii mim mio mis mit mmb mme mmg mmi mmm mmo mms mmt mob moe mog moi mom moo mos mot msb mse msg msi msm mso mss mst mtb mte mtg mti mtm mto mts mtt o-i ob- obb obe obg obi obm obo obs obt oeb oee oeg oei oem oeo oes oet oge ogg ogi ogo ogs ogt oib oie oii oim oio ois oit om- omb ome omg omi omm omo oms omt oo- oob oog ooi oom ooo oos oot os- osb ose osg osi osm oso oss ost ot- otb ote otg oti otm oto ots ott sbb sbe sbg sbi sbm sbo sbs sbt se- seb see seg sei sem seo ses set sgb sge sgg sgi sgm sgo sgs sgt sib sie sig sii sim sio sis sit smb sme smg smi smm smo sms smt sob soe sog soi som soo sos sot ss- ssb sse ssg ssi ssm sso sss sst stb ste stg sti stm sto sts stt tbb tbe tbg tbi tbm tbo tbs tbt te- teb tee teg tei tem teo tes tet tgb tge tgg tgi tgm tgo tgs tgt tib tie tig tii tim tio tis tit tmb tme tmg tmi tmm tmo tms tmt to- tob toe tog toi tom too tos tot tsb tse tsg tsi tsm tso tss tst ttb tte ttg tti ttm tto tts ttt