-er -ol b-u bbb bbe bbg bbi bbl bbn bbo bbr bbu be- beb bee beg bei bel ben beo ber beu bev bgb bge bgg bgi bgl bgn bgo bgr bgu bgv bi- bib bie big bii bil bin bio bir biu biv blb ble blg bli bll bln blo blr blu blv bnb bne bng bni bnl bnn bno bnr bnu bnv bob boe bog boi bol bon boo bor bou bov brb bre brg bri brl brn bro brr bru brv bub bue bug bui bul bun buo bur buu bvb bve bvg bvi bvl bvn bvo bvr bvu bvv ebb ebe ebg ebi ebl ebn ebo ebr ebu ebv eeb eee eeg eel een eeo eer eev egb ege egg egi egl egn ego egr egu eib eie eig eii eil ein eio eir eiu eiv elb ele elg eli ell eln elo elr elu elv en- enb ene eng eni enl enn eno enr enu env eo- eob eoe eog eoi eol eon eoo eor eou erb ere erg eri erl ern ero err eru erv eu- eub eue eug eui eul eun eur euv evb eve evg evi evl evn evo evr evv gbe gbg gbi gbl gbn gbo gbr gbu gbv ge- geb gee geg gei gel gen geo ger geu gev ggb ggg ggi ggn ggo ggr ggu ggv gib gie gig gii gil gin gio gir giu giv glb gle glg gli gll gln glo glr glu glv gnb gne gni gnl gnn gno gnr gnu gnv gob goe gog goi gol gon goo gor gou gov grb gre grg gri grl grn gro grr gru grv gu- gub gue gug gui gul gun guo gur guu guv gvb gve gvg gvi gvl gvn gvo gvr gvu i-v ibb ibe ibg ibi ibl ibn ibo ibr ibu ibv ie- iee ieg iei iel ien ier iev igb ige igg igi igl ign igo igr igu iib iie iii iil iin iio iir iiu il- ilb ile ilg ili ill iln ilo ilr ilu ilv in- inb ine ing ini inl inn ino inr inu inv io- iob ioe iog ioi iol ion ioo ior iou iov ir- irb ire irg iri irl irn iro irr iru irv iu- iub iue iug iui iur ivb ive ivg ivi ivl ivo ivr ivu ivv lbb lbe lbg lbi lbl lbo lbr lbu lbv leb lee leg lei lel len leo ler leu lev lgb lge lgg lgi lgl lgn lgo lgr lgu lgv lib lie lig lii lil lin lio lir liu liv llb lle llg lli lll lln llo llr llu llv lnb lne lng lni lnl lnn lno lnr lnu lob loe log loi lol lon loo lor lou lov lrb lrg lri lrn lro lrr lru lrv lub lue lug lui lul lun luo lur luu luv lvb lve lvg lvi lvl lvn lvr lvv n-i nbb nbe nbg nbi nbl nbn nbo nbr nbu nbv ne- neb nee neg nei nel nen neo ner neu nev ngb nge ngg ngi ngl ngn ngo ngu nib nie nig nii nil nin nio nir niu niv nlb nle nlg nli nll nln nlo nlr nlu nlv nnb nne nng nni nnl nnn nno nnu nnv no- nob noe nog noi nol non noo nor nou nov nrb nre nrg nri nrl nrn nro nrr nru nrv nub nue nug nui nul nun nuo nur nuu nuv nvb nve nvg nvi nvl nvn nvu nvv o-i ob- obb obe obg obi obl obn obo obr obu obv oeb oee oeg oei oel oen oeo oer oge ogg ogi ogl ogn ogo oib oie oii oil oin oio oir oiu oiv olb ole olg oli oll oln olo olu on- onb one ong oni onl onn ono onr onu oo- oob oog ooi ool oon ooo oor oov or- orb ore org ori orl orn oro orr oru orv ou- oue oui oul oun ouo our ov- ovb ove ovi ovl ovo ovv rbb rbe rbg rbi rbl rbn rbo rbr rbu re- reb ree reg rei rel ren reo rer reu rev rgb rge rgg rgi rgn rgo rgr rgv rib rie rig rii ril rin rio rir riv rle rlg rli rll rln rlo rlr rlu rnb rng rni rnn rno rnr rnu rnv rob roe rog roi rol ron roo ror rou rov rrb rrg rri rrl rrn rrr rru rub rue rug rui run ruo rur ruu ruv rvb rve rvg rvi rvl rvn rvo rvr rvu rvv ubb ube ubg ubi ubl ubn ubo ubr ubu ubv ueb uee ueg uei uel uen uer ugb uge ugg ugi ugl ugn ugo ugr ugu uib uie uig uii uil uin uio uir uiu ulb ule ulg uli ull uln ulo ulr ulu ulv un- unb une ung uni unl unn uno unr unu unv uob uoe uog uol uon uoo uor ur- urb ure urg uri url urn uro urr uru uue uug uun uur uuu uvb uve uvl uvo uvu uvv v-e vbg vbi vbl vbo vbr vbv veb vee veg vei vel ven veo ver veu vgg vgl vgn vgo vgr vgu vi- vib vie vig vii vil vin vio vir viu viv vl- vlb vle vll vlo vlv vn- vng vni vnl vno vnr vnu vnv vob voe vog voi vol von voo vor vou vov vrb vre vrg vri vrn vrr vru vue vug vul vur vuv vvb vvg vvi vvo vvr vvv