-er -ol bbb bbe bbf bbi bbl bbo bbr bbs be- beb bee bef bei bel beo ber bes bev bfb bfe bff bfi bfl bfo bfr bfs bfv bi- bib bie bif bii bil bio bir bis biv blb ble blf bli bll blo blr bls blv bob boe bof boi bol boo bor bos bov brb bre brf bri brl bro brr brs brv bsb bse bsf bsi bsl bso bsr bss bsv bvb bve bvi bvl bvo bvr bvs bvv ebb ebe ebf ebi ebl ebo ebr ebs ebv eeb eee eef eel eeo eer ees eev ef- efb efe eff efi efl efo efr efs eib eie eif eii eil eio eir eis eiv elb ele elf eli ell elo elr els elv eo- eob eoe eof eoi eol eoo eor eos erb ere erf eri erl ero err ers erv es- esb ese esf esi esl eso esr ess esv evb eve evf evi evl evo evr evs evv fbb fbe fbf fbi fbl fbo fbr fbs feb fee fef fei fel feo fer fes fev ffe fff ffi ffl ffo ffr ffs ffv fib fie fif fii fil fir fis flb fle flf fli fll flo flr fls fob foe fof foi fol foo for fos frb fre frf fri frl fro frr frs fsb fse fsf fsi fsl fso fsr fss fsv i-f i-v ibb ibe ibf ibi ibl ibo ibr ibs ibv ie- iee ief iei iel ier ies iev ifb ife iff ifi ifl ifo ifr ifs iib iie iif iii iil iio iir iis il- ilb ile ilf ili ill ilo ilr ils ilv io- iob ioe iof ioi iol ioo ior ios iov ir- irb ire irf iri irl iro irr irs irv is- isb ise isf isi isl iso isr iss isv ivb ive ivf ivi ivl ivo ivr ivs ivv lbb lbe lbf lbi lbl lbo lbr lbs lbv leb lee lef lei lel leo ler les lev lfb lfe lff lfi lfl lfo lfr lfs lib lie lif lii lil lio lir lis liv llb lle llf lli lll llo llr lls llv lob loe lof loi lol loo lor los lov lrb lrf lri lro lrr lrs lrv lsb lse lsf lsi lsl lso lsr lss lsv lvb lve lvf lvi lvl lvr lvs lvv o-i ob- obb obe obf obi obl obo obr obs obv oeb oee oef oei oel oeo oer oes of- ofb ofe off ofi ofl ofo ofr ofs ofv oib oie oif oii oil oio oir ois oiv olb ole olf oli oll olo ols oo- oob oof ooi ool ooo oor oos oov or- orb ore orf ori orl oro orr ors orv os- osb ose osf osi osl oso osr oss osv ov- ovb ove ovf ovi ovl ovo ovs ovv rbb rbe rbf rbi rbl rbo rbr rbs re- reb ree ref rei rel reo rer res rev rfb rfe rff rfi rfl rfo rfr rfs rfv rib rie rif rii ril rio rir ris riv rle rlf rli rll rlo rlr rls rob roe rof roi rol roo ror ros rov rrb rrf rri rrl rrr rrs rsb rse rsf rsi rsl rso rsr rss rsv rvb rve rvf rvi rvl rvo rvr rvs rvv sbb sbe sbf sbi sbl sbo sbr sbs sbv se- seb see sef sei sel seo ser ses sev sfb sfe sff sfi sfl sfo sfr sfs sfv sib sie sif sii sil sio sir sis siv slb sle slf sli sll slo slr sls slv sob soe sof soi sol soo sor sos sov sr- srb sre srf sri srl sro srr srs srv ss- ssb sse ssf ssi ssl sso ssr sss ssv svb sve svf svi svl svo svr svs svv v-e vbi vbl vbo vbr vbs vbv veb vee vef vei vel veo ver ves vfb vff vfi vfl vfr vfs vfv vi- vib vie vif vii vil vio vir vis viv vl- vlb vle vlf vll vlo vls vlv vob voe vof voi vol voo vor vos vov vrb vre vrf vri vrr vrs vsb vse vsf vsi vsl vso vsr vss vsv vvb vvi vvo vvr vvs vvv

-ose bbbb bbbs bbeb bblb bbls bebb bebe bebi bebo beeb beef beel beer bees befe beff befo beil beir beis bele beli bell belo bels beo- beof beor beos bere beri bero berr bers bes- bese beso bess bevo bevs bffl bffs bfsi bfsr bibb bibe bibi bibl bibo bibs bieb bief biel bier bies biff bifi biis bile bili bill bilo bils bio- bioi biol bios birb bire biri birl biro birr birs bis- bise bisl biso biss bive bivi bivl bleb blee blei bleo bles blio blir blis blls blob bloo blss bobb bobe bobi bobo bobs boee boef boel boeo boer boes bofe boff bofs boi- boie boii boil bois bole boli boll bolo bols boob booe boof bool boor boos bor- bore borf bori boro borr bors bose bosi boso boss bove bovi bovo breb bree bref brei brel breo brer bres brev brie bril brio bris brls brob broe brol broo bror bros brrr brrs brsb brsr brvi bseb bsee bser bses bsff bsfs bsos bsse ebbo ebbr ebbs ebel eber ebes ebis ebli eboe ebol eboo ebor ebos ebro eeee eees eefe eefl eele eels eelv eero eers eese eesi efbr efeo efes effi effs efil efor efsi eiei eier eies eifs eile eire eirs eise eiso eiss el-b elbe elbi elbo elee elef eleo eler eles elev elfe elfi elfs elie elif elil elio elis elle elli ello ells eloi elos elro else elso elve elvo eoes eoir eois eole eoli eolo eore eori eorl erbb erbe ereb erei erel erer eres erev erfs erie eril erio eris erle erli erll erob eroe eroi erol eroo eros erre erro errs erse ersi erso erve ervi esbo esbs esee esel eseo eser eses esfs esie esil esis esli eso- esol