-er -th bbb bbe bbg bbh bbm bbo bbr bbs bbt be- beb bee beg beh bem beo ber bes bet bgb bge bgg bgh bgm bgo bgr bgs bgt bhb bhe bhg bhh bhm bho bhr bhs bht bmb bme bmg bmh bmm bmo bmr bms bmt bob boe bog boh bom boo bor bos bot brb bre brg brh brm bro brr brs brt bsb bse bsg bsh bsm bso bsr bss bst btb bte btg bth btm bto btr bts btt ebb ebe ebg ebh ebm ebo ebr ebs ebt eeb eee eeg eem eeo eer ees eet egb ege egg egh egm ego egr egs egt ehb ehe ehg ehh ehm eho ehr ehs eht em- emb eme emg emh emm emo emr ems emt eo- eob eoe eog eoh eom eoo eor eos eot erb ere erg erh erm ero err ers ert es- esb ese esg esh esm eso esr ess est etb ete etg eth etm eto etr ets ett gbe gbg gbh gbm gbo gbr gbs gbt ge- geb gee geg geh gem geo ger ges get ggb ggg ggh ggm ggo ggr ggs ggt ghb ghe ghg ghh gho ghr ghs ght gmb gme gmg gmh gmm gmo gmr gms gmt gob goe gog goh gom goo gor gos got grb gre grg grh grm gro grr grs grt gsb gse gsg gsm gso gsr gss gst gtb gte gtg gth gtm gto gtr gts gtt hbb hbe hbg hbh hbm hbo hbr hbs hbt he- heb hee heg heh hem heo her hes het hgb hge hgg hgh hgm hgo hgr hgs hgt hhb hhe hhg hhh hhm hho hhr hhs hht hmb hme hmg hmh hmm hmo hmr hms hmt hob hoe hog hoh hom hoo hor hos hot hr- hrb hre hrg hrh hrm hro hrr hrs hrt hsb hse hsg hsh hsm hsr hss hst htb hte htg hth htm hto htr hts htt m-o m-r mbb mbe mbg mbh mbm mbo mbr mbs mbt meb mee meg meh mem meo mer mes met mgb mge mgh mgm mgo mgr mgs mgt mhg mhh mhm mho mhr mhs mht mmb mme mmg mmh mmm mmo mmr mms mmt mob moe mog moh mom moo mor mos mot mrb mre mrg mrh mrm mro mrr mrs mrt msb mse msg msh msm mso msr mss mst mtb mte mtg mth mtm mto mtr mts mtt ob- obb obe obg obh obm obo obr obs obt oeb oee oeg oeh oem oeo oer oes oet oge ogg ogh ogo ogs ogt ohe ohg ohh ohm oho ohr ohs oht om- omb ome omg omh omm omo omr oms omt oo- oob oog ooh oom ooo oor oos oot or- orb ore org orh orm oro orr ors ort os- osb ose osg osh osm oso osr oss ost ot- otb ote otg oth otm oto otr ots ott rbb rbe rbg rbh rbm rbo rbr rbs rbt re- reb ree reg reh rem reo rer res ret rgb rge rgg rgh rgo rgr rgs rgt rh- rhb rhe rhg rhh rhm rho rhr rhs rht rmb rme rmg rmh rmm rmo rmr rms rmt rob roe rog roh rom roo ror ros rot rrb rrg rrh rrm rrr rrs rrt rsb rse rsg rsh rsm rso rsr rss rst rtb rte rtg rtm rto rtr rts rtt sbb sbe sbg sbh sbm sbo sbr sbs sbt se- seb see seg seh sem seo ser ses set sgb sge sgg sgh sgm sgo sgr sgs sgt sh- shb she shg shh shm sho shr shs sht smb sme smg smh smm smo smr sms smt sob soe sog soh som soo sor sos sot sr- srb sre srg srh srm sro srr srs srt ss- ssb sse ssg ssh ssm sso ssr sss sst stb ste stg sth stm sto str sts stt tbb tbe tbg tbh tbm tbo tbr tbs tbt te- teb tee teg teh tem teo ter tes tet tgb tge tgg tgh tgm tgo tgr tgs tgt th- thb the thg thh thm tho thr ths tht tmb tme tmg tmh tmm tmo tmr tms tmt to- tob toe tog toh tom too tor tos tot trb tre trg trh trm tro trr trs trt tsb tse tsg tsh tsm tso tsr tss tst ttb tte ttg tth ttm tto ttr tts ttt