-er -ol b-p bbb bbe bbf bbi bbl bbn bbo bbp bbr be- beb bee bef bei bel ben beo bep ber bfb bfe bff bfi bfl bfn bfo bfp bfr bi- bib bie bif bii bil bin bio bip bir blb ble blf bli bll bln blo blp blr bnb bne bnf bni bnl bnn bno bnp bnr bob boe bof boi bol bon boo bop bor bpb bpe bpf bpi bpl bpn bpo bpp bpr brb bre brf bri brl brn bro brp brr ebb ebe ebf ebi ebl ebn ebo ebp ebr eeb eee eef eel een eeo eep eer ef- efb efe eff efi efl efo efp efr eib eie eif eii eil ein eio eip eir elb ele elf eli ell eln elo elp elr en- enb ene enf eni enl enn eno enp enr eo- eob eoe eof eoi eol eon eoo eop eor ep- epb epe epf epi epl epn epo epp epr erb ere erf eri erl ern ero erp err fbb fbe fbf fbi fbl fbn fbo fbp fbr feb fee fef fei fel fen feo fep fer ffe fff ffi ffl ffn ffo ffp ffr fib fie fif fii fil fin fip fir flb fle flf fli fll fln flo flp flr fnb fne fnf fni fnl fnn fnp fnr fob foe fof foi fol fon foo fop for fpb fpe fpi fpl fpn fpo fpp fpr frb fre frf fri frl frn fro frp frr i-f ibb ibe ibf ibi ibl ibn ibo ibp ibr ie- iee ief iei iel ien iep ier ifb ife iff ifi ifl ifn ifo ifp ifr iib iie iif iii iil iin iio iip iir il- ilb ile ilf ili ill iln ilo ilp ilr in- inb ine inf ini inl inn ino inp inr io- iob ioe iof ioi iol ion ioo iop ior ipb ipe ipf ipi ipl ipn ipo ipp ipr ir- irb ire irf iri irl irn iro irp irr l-p lbb lbe lbf lbi lbl lbo lbp lbr leb lee lef lei lel len leo lep ler lfb lfe lff lfi lfl lfn lfo lfp lfr lib lie lif lii lil lin lio lip lir llb lle llf lli lll lln llo llp llr lnb lne lni lnl lnn lno lnp lnr lob loe lof loi lol lon loo lop lor lpb lpe lpf lpi lpl lpn lpo lpp lpr lrb lrf lri lrn lro lrp lrr n-i nbb nbe nbf nbi nbl nbn nbo nbp nbr ne- neb nee nef nei nel nen neo nep ner nfb nfe nff nfi nfl nfn nfo nfp nfr nib nie nif nii nil nin nio nip nir nlb nle nlf nli nll nln nlo nlp nlr nnb nne nnf nni nnl nnn nno nnp no- nob noe nof noi nol non noo nop nor npb npe npf npi npl npn npo npp npr nrb nre nrf nri nrl nrn nro nrp nrr o-i ob- obb obe obf obi obl obn obo obp obr oeb oee oef oei oel oen oeo oep oer of- ofb ofe off ofi ofl ofn ofo ofp ofr oib oie oif oii oil oin oio oip oir olb ole olf oli oll oln olo olp on- onb one onf oni onl onn ono onp onr oo- oob oof ooi ool oon ooo oop oor op- opb ope opf opi opl opn opo opp opr or- orb ore orf ori orl orn oro orp orr p-p pbb pbe pbf pbi pbl pbn pbo pbp pbr peb pee pef pei pel pen peo pep per pfb pfe pff pfi pfl pfn pfo pfp pfr pib pie pif pii pil pin pio pip pir plb ple plf pli pll pln plo plp plr pn- pnb pne pnf pni pnl pnn pno pnp pnr pob poe pof poi pol pon poo pop por ppb ppe ppf ppi ppl ppn ppo ppp ppr prb pre prf pri prl prn pro prp prr rbb rbe rbf rbi rbl rbn rbo rbp rbr re- reb ree ref rei rel ren reo rep rer rfb rfe rff rfi rfl rfn rfo rfp rfr rib rie rif rii ril rin rio rip rir rle rlf rli rll rln rlo rlp rlr rnb rni rnn rno rnp rnr rob roe rof roi rol ron roo rop ror rpb rpe rpf rpi rpl rpn rpo rpp rpr rrb rrf rri rrl rrn rrp rrr