-er -ol bbb bbe bbg bbl bbm bbo bbr be- beb bee beg bel bem beo ber bgb bge bgg bgl bgm bgo bgr bjg bjj bjm bjr blb ble blg blj bll blm blo blr bmb bme bmg bmj bml bmm bmo bmr bob boe bog boj bol bom boo bor brb bre brg brj brl brm bro brr ebb ebe ebg ebj ebl ebm ebo ebr eeb eee eeg eel eem eeo eer egb ege egg egl egm ego egr ejl ejo elb ele elg ell elm elo elr em- emb eme emg eml emm emo emr eo- eob eoe eog eol eom eoo eor erb ere erg erl erm ero err gbe gbg gbj gbl gbm gbo gbr ge- geb gee geg gel gem geo ger ggb ggg ggj ggm ggo ggr gje gjg gjr glb gle glg glj gll glm glo glr gmb gme gmg gmj gml gmm gmo gmr gob goe gog gol gom goo gor grb gre grg grj grl grm gro grr jbg jbj jbl jbm jbo jbr jeb jee jeg jej jel jem jeo jer jgb jge jgo jgr jjb jjg jjj jjl jjr jlb jle jlg jll jlm jlo jlr jmb jme jmj jml jmm jmo jmr job joe jog joj jol jom joo jor jrb jrg jrl jrm jro jrr lbb lbe lbg lbj lbl lbm lbo lbr leb lee leg lej lel lem leo ler lgb lge lgg lgj lgl lgm lgo lgr lje ljj ljm llb lle llg llj lll llm llo llr lmb lme lmg lmj lml lmm lmo lmr lob loe log loj lol lom loo lor lrb lrg lrm lro lrr m-o m-r mbb mbe mbg mbj mbl mbm mbo mbr meb mee meg mej mel mem meo mer mgb mge mgj mgl mgm mgo mgr mjb mje mjj mjl mjm mjr mlb mle mlg mll mlm mlo mlr mmb mme mmg mmj mml mmm mmo mmr mob moe mog mol mom moo mor mrb mre mrg mrj mrl mrm mro mrr ob- obb obe obg obj obl obm obo obr oeb oee oeg oel oem oeo oer oge ogg ogl ogo ojb oje ojm ojo olb ole olg oll olm olo om- omb ome omg omj oml omm omo omr oo- oob oog ool oom ooo oor or- orb ore org orl orm oro orr rbb rbe rbg rbl rbm rbo rbr re- reb ree reg rel rem reo rer rgb rge rgg rgo rgr rjg rjm rjr rle rlg rll rlm rlo rlr rmb rme rmg rml rmm rmo rmr rob roe rog roj rol rom roo ror rrb rrg rrl rrm rrr