-er bbb bbe bbg bbi bbl bbn bbr be- beb bee beg bei bel ben ber bev bgb bge bgg bgi bgl bgn bgr bgv bi- bib bie big bii bil bin bir biv blb ble blg bli bll bln blr blv bnb bne bng bni bnl bnn bnr bnv brb bre brg bri brl brn brr brv bvb bve bvg bvi bvl bvn bvr bvv ebb ebe ebg ebi ebl ebn ebr ebv eeb eee eeg eel een eer eev egb ege egg egi egl egn egr eib eie eig eii eil ein eir eiv elb ele elg eli ell eln elr elv en- enb ene eng eni enl enn enr env erb ere erg eri erl ern err erv evb eve evg evi evl evn evr evv gbe gbg gbi gbl gbn gbr gbv ge- geb gee geg gei gel gen ger gev ggb ggg ggi ggn ggr ggv gib gie gig gii gil gin gir giv glb gle glg gli gll gln glr glv gnb gne gni gnl gnn gnr gnv grb gre grg gri grl grn grr grv gvb gve gvg gvi gvl gvn gvr i-v ibb ibe ibg ibi ibl ibn ibr ibv ie- iee ieg iei iel ien ier iev igb ige igg igi igl ign igr iib iie iii iil iin iir il- ilb ile ilg ili ill iln ilr ilv in- inb ine ing ini inl inn inr inv ir- irb ire irg iri irl irn irr irv ivb ive ivg ivi ivl ivr ivv lbb lbe lbg lbi lbl lbr lbv leb lee leg lei lel len ler lev lgb lge lgg lgi lgl lgn lgr lgv lib lie lig lii lil lin lir liv llb lle llg lli lll lln llr llv lnb lne lng lni lnl lnn lnr lrb lrg lri lrn lrr lrv lvb lve lvg lvi lvl lvn lvr lvv n-i nbb nbe nbg nbi nbl nbn nbr nbv ne- neb nee neg nei nel nen ner nev ngb nge ngg ngi ngl ngn nib nie nig nii nil nin nir niv nlb nle nlg nli nll nln nlr nlv nnb nne nng nni nnl nnn nnv nrb nre nrg nri nrl nrn nrr nrv nvb nve nvg nvi nvl nvn nvv rbb rbe rbg rbi rbl rbn rbr re- reb ree reg rei rel ren rer rev rgb rge rgg rgi rgn rgr rgv rib rie rig rii ril rin rir riv rle rlg rli rll rln rlr rnb rng rni rnn rnr rnv rrb rrg rri rrl rrn rrr rvb rve rvg rvi rvl rvn rvr rvv v-e vbg vbi vbl vbr vbv veb vee veg vei vel ven ver vgg vgl vgn vgr vi- vib vie vig vii vil vin vir viv vl- vlb vle vll vlv vn- vng vni vnl vnr vnv vrb vre vrg vri vrn vrr vvb vvg vvi vvr vvv