-er -ol -up b-p b-u bbb bbe bbf bbg bbi bbl bbn bbo bbp bbr bbt bbu be- beb bee bef beg bei bel ben beo bep ber bet beu bfb bfe bff bfg bfi bfl bfn bfo bfp bfr bft bfu bgb bge bgf bgg bgi bgl bgn bgo bgp bgr bgt bgu bi- bib bie bif big bii bil bin bio bip bir bit biu blb ble blf blg bli bll bln blo blp blr blt blu bnb bne bnf bng bni bnl bnn bno bnp bnr bnt bnu bob boe bof bog boi bol bon boo bop bor bot bou bpb bpe bpf bpg bpi bpl bpn bpo bpp bpr bpt bpu brb bre brf brg bri brl brn bro brp brr brt bru btb bte btf btg bti btl btn bto btp btr btt btu bub bue buf bug bui bul bun buo bup bur but buu ebb ebe ebf ebg ebi ebl ebn ebo ebp ebr ebt ebu eeb eee eef eeg eel een eeo eep eer eet ef- efb efe eff efg efi efl efo efp efr eft egb ege egf egg egi egl egn ego egp egr egt egu eib eie eif eig eii eil ein eio eip eir eit eiu elb ele elf elg eli ell eln elo elp elr elt elu en- enb ene enf eng eni enl enn eno enp enr ent enu eo- eob eoe eof eog eoi eol eon eoo eop eor eot eou ep- epb epe epf epg epi epl epn epo epp epr ept epu erb ere erf erg eri erl ern ero erp err ert eru etb ete etf etg eti etl etn eto etp etr ett etu eu- eub eue euf eug eui eul eun eup eur eut fbb fbe fbf fbg fbi fbl fbn fbo fbp fbr fbt fbu feb fee fef feg fei fel fen feo fep fer fet feu ffe fff ffg ffi ffl ffn ffo ffp ffr fft ffu fgb fge fgf fgg fgi fgl fgn fgp fgr fgt fib fie fif fig fii fil fin fip fir fit fiu flb fle flf flg fli fll fln flo flp flr flt flu fnb fne fnf fng fni fnl fnn fnp fnr fnt fnu fob foe fof fog foi fol fon foo fop for fot fou fpb fpe fpg fpi fpl fpn fpo fpp fpr fpt fpu frb fre frf frg fri frl frn fro frp frr frt fru ftb fte ftf ftg fti ftl ftn fto ftp ftr ftt ftu fub fue fuf fug fui ful fun fuo fup fur fut fuu g-p gbe gbf gbg gbi gbl gbn gbo gbp gbr gbt gbu ge- geb gee gef geg gei gel gen geo gep ger get geu gfb gfe gff gfi gfl gfo gfp gfr gft ggb ggg ggi ggn ggo ggp ggr ggt ggu gib gie gif gig gii gil gin gio gip gir git giu glb gle glf glg gli gll gln glo glp glr glt glu gnb gne gnf gni gnl gnn gno gnp gnr gnt gnu gob goe gof gog goi gol gon goo gop gor got gou gpb gpe gpf gpg gpi gpl gpn gpo gpp gpr gpt gpu grb gre grf grg gri grl grn gro grp grr grt gru gtb gte gtf gtg gti gtl gtn gto gtp gtr gtt gtu gu- gub gue guf gug gui gul gun guo gup gur gut guu i-f ibb ibe ibf ibg ibi ibl ibn ibo ibp ibr ibt ibu ie- iee ief ieg iei iel ien iep ier iet ifb ife iff ifg ifi ifl ifn ifo ifp ifr ift ifu igb ige igf igg igi igl ign igo igp igr igt igu iib iie iif iii iil iin iio iip iir iit iiu il- ilb ile ilf ilg ili ill iln ilo ilp ilr ilt ilu in- inb ine inf ing ini inl inn ino inp inr int inu io- iob ioe iof iog ioi iol ion ioo iop ior iot iou ipb ipe ipf ipg ipi ipl ipn ipo ipp ipr ipt ipu ir- irb ire irf irg iri irl irn iro irp irr irt iru itb ite itf itg iti itl itn ito itp itt itu iu- iub iue iug iui iup iur iut l-p lbb lbe lbf lbg lbi lbl lbo lbp lbr lbt lbu leb lee lef leg lei lel len leo lep ler let leu lfb lfe lff lfg lfi lfl lfn lfo lfp lfr lft lfu lgb lge lgf lgg lgi lgl lgn lgo lgp lgr lgt lgu lib lie lif lig lii lil lin lio lip lir lit liu llb lle llf llg lli lll lln llo llp llr llt llu lnb lne lng lni lnl lnn lno lnp lnr lnt lnu lob loe lof log loi lol lon loo lop lor lot lou lpb lpe lpf lpg lpi lpl lpn lpo lpp lpr lpt lpu lrb lrf lrg lri lrn lro lrp lrr lrt lru ltb lte ltf ltg lti ltl lto ltp ltr ltt ltu lub lue luf lug lui lul lun luo lup lur lut luu n-i nbb nbe nbf nbg nbi nbl nbn nbo nbp nbr nbt nbu ne- neb nee nef neg nei nel nen neo nep ner net neu nfb nfe nff nfi nfl nfn nfo nfp nfr nft nfu ngb nge ngf ngg ngi ngl ngn ngo ngp ngt ngu nib nie nif nig nii nil nin nio nip nir nit niu nlb nle nlf nlg nli nll nln nlo nlp nlr nlt nlu nnb nne nnf nng nni nnl nnn nno nnp nnt nnu no- nob noe nof nog noi nol non noo nop nor not nou npb npe npf npg npi npl npn npo npp npr npt npu nrb nre nrf nrg nri nrl nrn nro nrp nrr nrt nru ntb nte ntf ntg nti ntn nto ntp ntr ntt ntu nub nue nug nui nul nun nuo nup nur nut nuu o-i ob- obb obe obf obg