-ol fff ffg ffi ffl ffn ffo ffp ffr ffs fgf fgg fgi fgl fgn fgp fgr fgs fif fig fii fil fin fip fir fis flf flg fli fll fln flo flp flr fls fnf fng fni fnl fnn fnp fnr fns fof fog foi fol fon foo fop for fos fpg fpi fpl fpn fpo fpp fpr fps frf frg fri frl frn fro frp frr frs fsf fsg fsi fsl fsn fso fsp fsr fss g-p gff gfi gfl gfo gfp gfr gfs ggg ggi ggn ggo ggp ggr ggs gif gig gii gil gin gio gip gir gis glf glg gli gll gln glo glp glr gls gnf gni gnl gnn gno gnp gnr gns gof gog goi gol gon goo gop gor gos gpf gpg gpi gpl gpn gpo gpp gpr gps grf grg gri grl grn gro grp grr grs gsf gsg gsi gsl gsn gso gsp gsr gss i-f iff ifg ifi ifl ifn ifo ifp ifr ifs igf igg igi igl ign igo igp igr igs iif iii iil iin iio iip iir iis il- ilf ilg ili ill iln ilo ilp ilr ils in- inf ing ini inl inn ino inp inr ins io- iof iog ioi iol ion ioo iop ior ios ipf ipg ipi ipl ipn ipo ipp ipr ips ir- irf irg iri irl irn iro irp irr irs is- isf isg isi isl isn iso isp isr iss l-p lff lfg lfi lfl lfn lfo lfp lfr lfs lgf lgg lgi lgl lgn lgo lgp lgr lgs lif lig lii lil lin lio lip lir lis llf llg lli lll lln llo llp llr lls lng lni lnl lnn lno lnp lnr lns lof log loi lol lon loo lop lor los lpf lpg lpi lpl lpn lpo lpp lpr lps lrf lrg lri lrn lro lrp lrr lrs lsf lsg lsi lsl lsn lso lsp lsr lss n-i nff nfi nfl nfn nfo nfp nfr nfs ngf ngg ngi ngl ngn ngo ngp ngs nif nig nii nil nin nio nip nir nis nlf nlg nli nll nln nlo nlp nlr nls nnf nng nni nnl nnn nno nnp nns no- nof nog noi nol non noo nop nor nos npf npg npi npl npn npo npp npr nps nrf nrg nri nrl nrn nro nrp nrr nrs nsf nsg nsi nsl nsn nso nsp nsr nss o-i of- off ofg ofi ofl ofn ofo ofp ofr ofs ogf ogg ogi ogl ogn ogo ogp ogs oif oii oil oin oio oip oir ois olf olg oli oll oln olo olp ols on- onf ong oni onl onn ono onp onr ons oo- oof oog ooi ool oon ooo oop oor oos op- opf opg opi opl opn opo opp opr ops or- orf org ori orl orn oro orp orr ors os- osf osg osi osl osn oso osp osr oss p-p pff pfg pfi pfl pfn pfo pfp pfr pfs pgf pgg pgi pgl pgn pgo pgp pgr pgs pif pig pii pil pin pio pip pir pis plf plg pli pll pln plo plp plr pls pn- pnf png pni pnl pnn pno pnp pnr pns pof pog poi pol pon poo pop por pos ppf ppg ppi ppl ppn ppo ppp ppr pps prf prg pri prl prn pro prp prr prs ps- psf psg psi psl psn pso psp psr pss rff rfg rfi rfl rfn rfo rfp rfr rfs rgf rgg rgi rgn rgo rgp rgr rgs rif rig rii ril rin rio rip rir ris rlf rlg rli rll rln rlo rlp rlr rls rng rni rnn rno rnp rnr rns rof rog roi rol ron roo rop ror ros rpf rpg rpi rpl rpn rpo rpp rpr rps rrf rrg rri rrl rrn rrp rrr rrs rsf rsg rsi rsl rsn rso rsp rsr rss sff sfg sfi sfl sfn sfo sfp sfr sfs sgf sgg sgi sgl sgn sgo sgp sgr sgs sif sig sii sil sin sio sip sir sis slf slg sli sll sln slo slp slr sls snf sng sni snl snn sno snp snr sns sof sog soi sol son soo sop sor sos spf spg spi spl spn spo spp spr sps sr- srf srg sri srl srn sro srp srr srs ss- ssf ssg ssi ssl ssn sso ssp ssr sss