-er bbb bbe bbg bbi bbl bbm bbr be- beb bee beg bei bel bem ber bgb bge bgg bgi bgl bgm bgr bi- bib bie big bii bil bim bir blb ble blg bli bll blm blr bmb bme bmg bmi bml bmm bmr brb bre brg bri brl brm brr ebb ebe ebg ebi ebl ebm ebr eeb eee eeg eel eem eer egb ege egg egi egl egm egr eib eie eig eii eil eim eir elb ele elg eli ell elm elr em- emb eme emg emi eml emm emr erb ere erg eri erl erm err gbe gbg gbi gbl gbm gbr ge- geb gee geg gei gel gem ger ggb ggg ggi ggm ggr gib gie gig gii gil gim gir glb gle glg gli gll glm glr gmb gme gmg gmi gml gmm gmr grb gre grg gri grl grm grr ibb ibe ibg ibi ibl ibm ibr ie- iee ieg iei iel iem ier igb ige igg igi igl igm igr iib iie iii iil iim iir il- ilb ile ilg ili ill ilm ilr im- imb ime img imi iml imm ir- irb ire irg iri irl irm irr lbb lbe lbg lbi lbl lbm lbr leb lee leg lei lel lem ler lgb lge lgg lgi lgl lgm lgr lib lie lig lii lil lim lir llb lle llg lli lll llm llr lmb lme lmg lmi lml lmm lmr lrb lrg lri lrm lrr m-r mbb mbe mbg mbi mbl mbm mbr meb mee meg mei mel mem mer mgb mge mgi mgl mgm mgr mi- mib mie mig mii mil mim mir mlb mle mlg mli mll mlm mlr mmb mme mmg mmi mml mmm mmr mrb mre mrg mri mrl mrm mrr rbb rbe rbg rbi rbl rbm rbr re- reb ree reg rei rel rem rer rgb rge rgg rgi rgr rib rie rig rii ril rim rir rle rlg rli rll rlm rlr rmb rme rmg rmi rml rmm rmr rrb rrg rri rrl rrm rrr