-er bbb bbe bbg bbh bbm bbn bbo bbr be- beb bee beg beh bem ben beo ber bgb bge bgg bgh bgm bgn bgo bgr bhb bhe bhg bhh bhm bho bhr bmb bme bmg bmh bmm bmn bmo bmr bnb bne bng bnn bno bnr bob boe bog boh bom bon boo bor brb bre brg brh brm brn bro brr ebb ebe ebg ebh ebm ebn ebo ebr eeb eee eeg eem een eeo eer egb ege egg egh egm egn ego egr ehb ehe ehg ehh ehm ehn eho ehr em- emb eme emg emh emm emn emo emr en- enb ene eng enh enm enn eno enr eo- eob eoe eog eoh eom eon eoo eor erb ere erg erh erm ern ero err gbe gbg gbh gbm gbn gbo gbr ge- geb gee geg geh gem gen geo ger ggb ggg ggh ggm ggn ggo ggr ghb ghe ghg ghh ghn gho ghr gmb gme gmg gmh gmm gmn gmo gmr gnb gne gnm gnn gno gnr gob goe gog goh gom gon goo gor grb gre grg grh grm grn gro grr hbb hbe hbg hbh hbm hbn hbo hbr he- heb hee heg heh hem hen heo her hgb hge hgg hgh hgm hgn hgo hgr hhb hhe hhg hhh hhm hhn hho hhr hmb hme hmg hmh hmm hmo hmr hnb hne hng hnh hnn hno hob hoe hog hoh hom hon hoo hor hr- hrb hre hrg hrh hrm hrn hro hrr m-o m-r mbb mbe mbg mbh mbm mbo mbr meb mee meg meh mem men meo mer mgb mge mgh mgm mgn mgo mgr mhg mhh mhm mhn mho mhr mmb mme mmg mmh mmm mmn mmo mmr mnb mne mng mnm mnn mno mnr mob moe mog moh mom mon moo mor mrb mre mrg mrh mrm mrn mro mrr nbb nbe nbg nbm nbn nbo nbr ne- neb nee neg neh nem nen neo ner ngb nge ngg ngh ngm ngn ngo nhb nhe nhg nhh nhm nhn nhr nmb nme nmg nmh nmm nmn nmo nmr nnb nne nng nnh nnm nnn nno no- nob noe nog noh nom non noo nor nrb nre nrg nrm nrn nro nrr ob- obb obe obg obh obm obn obo obr oeb oee oeg oeh oem oen oeo oer oge ogg ogh ogn ogo ohe ohg ohh ohm ohn oho ohr om- omb ome omg omh omm omn omo omr on- onb one ong onh onn ono onr oo- oob oog ooh oom oon ooo oor or- orb ore org orh orm orn oro orr rbb rbe rbg rbh rbm rbn rbo rbr re- reb ree reg reh rem ren reo rer rgb rge rgg rgh rgn rgo rgr rh- rhb rhe rhg rhh rhm rhn rho rhr rmb rme rmg rmh rmm rmn rmo rmr rnb rng rnh rnm rnn rno rnr rob roe rog roh rom ron roo ror rrb rrg rrh rrm rrn rrr