-er -th bbb bbe bbh bbm bbo bbr bbt be- beb bee beh bem beo ber bet bhb bhe bhh bhm bho bhr bht bmb bme bmh bmm bmo bmr bmt bob boe boh bom boo bor bot brb bre brh brm bro brr brt btb bte bth btm bto btr btt ebb ebe ebh ebm ebo ebr ebt eeb eee eem eeo eer eet ehb ehe ehh ehm eho ehr eht em- emb eme emh emm emo emr emt eo- eob eoe eoh eom eoo eor eot erb ere erh erm ero err ert etb ete eth etm eto etr ett hbb hbe hbh hbm hbo hbr hbt he- heb hee heh hem heo her het hhb hhe hhh hhm hho hhr hht hmb hme hmh hmm hmo hmr hmt hob hoe hoh hom hoo hor hot hr- hrb hre hrh hrm hro hrr hrt htb hte hth htm hto htr htt m-o m-r mbb mbe mbh mbm mbo mbr mbt meb mee meh mem meo mer met mhh mhm mho mhr mht mmb mme mmh mmm mmo mmr mmt mob moe moh mom moo mor mot mrb mre mrh mrm mro mrr mrt mtb mte mth mtm mto mtr mtt ob- obb obe obh obm obo obr obt oeb oee oeh oem oeo oer oet ohe ohh ohm oho ohr oht om- omb ome omh omm omo omr omt oo- oob ooh oom ooo oor oot or- orb ore orh orm oro orr ort ot- otb ote oth otm oto otr ott rbb rbe rbh rbm rbo rbr rbt re- reb ree reh rem reo rer ret rh- rhb rhe rhh rhm rho rhr rht rmb rme rmh rmm rmo rmr rmt rob roe roh rom roo ror rot rrb rrh rrm rrr rrt rtb rte rtm rto rtr rtt tbb tbe tbh tbm tbo tbr tbt te- teb tee teh tem teo ter tet th- thb the thh thm tho thr tht tmb tme tmh tmm tmo tmr tmt to- tob toe toh tom too tor tot trb tre trh trm tro trr trt ttb tte tth ttm tto ttr ttt