-er -ol b-p bbb bbe bbf bbg bbi bbl bbm bbo bbp bbr bbs bbt be- beb bee bef beg bei bel bem beo bep ber bes bet bfb bfe bff bfg bfi bfl bfm bfo bfp bfr bfs bft bgb bge bgf bgg bgi bgl bgm bgo bgp bgr bgs bgt bi- bib bie bif big bii bil bim bio bip bir bis bit blb ble blf blg bli bll blm blo blp blr bls blt bmb bme bmf bmg bmi bml bmm bmo bmp bmr bms bmt bob boe bof bog boi bol bom boo bop bor bos bot bpb bpe bpf bpg bpi bpl bpm bpo bpp bpr bps bpt brb bre brf brg bri brl brm bro brp brr brs brt bsb bse bsf bsg bsi bsl bsm bso bsp bsr bss bst btb bte btf btg bti btl btm bto btp btr bts btt ebb ebe ebf ebg ebi ebl ebm ebo ebp ebr ebs ebt eeb eee eef eeg eel eem eeo eep eer ees eet ef- efb efe eff efg efi efl efm efo efp efr efs eft egb ege egf egg egi egl egm ego egp egr egs egt eib eie eif eig eii eil eim eio eip eir eis eit elb ele elf elg eli ell elm elo elp elr els elt em- emb eme emf emg emi eml emm emo emp emr ems emt eo- eob eoe eof eog eoi eol eom eoo eop eor eos eot ep- epb epe epf epg epi epl epm epo epp epr eps ept erb ere erf erg eri erl erm ero erp err ers ert es- esb ese esf esg esi esl esm eso esp esr ess est etb ete etf etg eti etl etm eto etp etr ets ett fbb fbe fbf fbg fbi fbl fbm fbo fbp fbr fbs fbt feb fee fef feg fei fel fem feo fep fer fes fet ffe fff ffg ffi ffl ffm ffo ffp ffr ffs fft fgb fge fgf fgg fgi fgl fgm fgp fgr fgs fgt fib fie fif fig fii fil fim fip fir fis fit flb fle flf flg fli fll flm flo flp flr fls flt fmb fme fmf fmg fmi fml fmm fmo fmp fmr fms fmt fob foe fof fog foi fol fom foo fop for fos fot fpb fpe fpg fpi fpl fpm fpo fpp fpr fps fpt frb fre frf frg fri frl frm fro frp frr frs frt fsb fse fsf fsg fsi fsl fsm fso fsp fsr fss fst ftb fte ftf ftg fti ftl ftm fto ftp ftr fts ftt g-p gbe gbf gbg gbi gbl gbm gbo gbp gbr gbs gbt ge- geb gee gef geg gei gel gem geo gep ger ges get gfb gfe gff gfi gfl gfm gfo gfp gfr gfs gft ggb ggg ggi ggm ggo ggp ggr ggs ggt gib gie gif gig gii gil gim gio gip gir gis git glb gle glf glg gli gll glm glo glp glr gls glt gmb gme gmf gmg gmi gml gmm gmo gmp gmr gms gmt gob goe gof gog goi gol gom goo gop gor gos got gpb gpe gpf gpg gpi gpl gpm gpo gpp gpr gps gpt grb gre grf grg gri grl grm gro grp grr grs grt gsb gse gsf gsg gsi gsl gsm gso gsp gsr gss gst gtb gte gtf gtg gti gtl gtm gto gtp gtr gts gtt i-f ibb ibe ibf ibg ibi ibl ibm ibo ibp ibr ibs ibt ie- iee ief ieg iei iel iem iep ier ies iet ifb ife iff ifg ifi ifl ifm ifo ifp ifr ifs ift igb ige igf igg igi igl igm igo igp igr igs igt iib iie iif iii iil iim iio iip iir iis iit il- ilb ile ilf ilg ili ill ilm ilo ilp ilr ils ilt im- imb ime imf img imi iml imm imo imp ims imt io- iob ioe iof iog ioi iol iom ioo iop ior ios iot ipb ipe ipf ipg ipi ipl ipm ipo ipp ipr ips ipt ir- irb ire irf irg iri irl irm iro irp irr irs irt is- isb ise isf isg isi isl ism iso isp isr iss ist itb ite itf itg iti itl itm ito itp its itt l-p lbb lbe lbf lbg lbi lbl lbm lbo lbp lbr lbs lbt leb lee lef leg lei lel lem leo lep ler les let lfb lfe lff lfg lfi lfl lfm lfo lfp lfr lfs lft lgb lge lgf lgg lgi lgl lgm lgo lgp lgr lgs lgt lib lie lif lig lii lil lim lio lip lir lis lit llb lle llf llg lli lll llm llo llp llr lls llt lmb lme lmf lmg lmi lml lmm lmo lmp lmr lms lmt lob loe lof log loi lol lom loo lop lor los lot lpb lpe lpf lpg lpi lpl lpm lpo lpp lpr lps lpt lrb lrf lrg lri lrm lro lrp lrr lrs lrt lsb lse lsf lsg lsi lsl lsm lso lsp lsr lss lst ltb lte ltf ltg lti ltl ltm lto ltp ltr lts ltt m-f m-o m-r mbb mbe mbf mbg mbi mbl mbm mbo mbp mbr mbs mbt meb mee mef meg mei mel mem meo mep mer mes met mfb mfe mff mfg mfi mfl mfm mfo mfp mfr mfs mft mgb mge mgf mgi mgl mgm mgo mgp mgr mgs mgt mi- mib mie mif mig mii mil mim mio mip mir mis mit mlb mle mlf mlg mli mll mlm mlo mlp mlr mls mlt mmb mme mmf mmg mmi mml mmm mmo mmp mmr mms mmt mob moe mof mog moi mol mom moo mop mor mos mot mpb mpe mpf mpg mpi mpl mpm mpo mpp mpr mps mpt mrb mre mrf mrg mri mrl mrm mro mrp mrr mrs mrt msb mse msf msg msi msl msm mso msp msr