-ol fff ffi ffl ffm ffn ffo ffp ffr ffs fif fii fil fim fin fip fir fis flf fli fll flm fln flo flp flr fls fmf fmi fml fmm fmn fmo fmp fmr fms fnf fni fnl fnm fnn fnp fnr fns fof foi fol fom fon foo fop for fos fpi fpl fpm fpn fpo fpp fpr fps frf fri frl frm frn fro frp frr frs fsf fsi fsl fsm fsn fso fsp fsr fss i-f iff ifi ifl ifm ifn ifo ifp ifr ifs iif iii iil iim iin iio iip iir iis il- ilf ili ill ilm iln ilo ilp ilr ils im- imf imi iml imm imn imo imp ims in- inf ini inl inm inn ino inp inr ins io- iof ioi iol iom ion ioo iop ior ios ipf ipi ipl ipm ipn ipo ipp ipr ips ir- irf iri irl irm irn iro irp irr irs is- isf isi isl ism isn iso isp isr iss l-p lff lfi lfl lfm lfn lfo lfp lfr lfs lif lii lil lim lin lio lip lir lis llf lli lll llm lln llo llp llr lls lmf lmi lml lmm lmn lmo lmp lmr lms lni lnl lnm lnn lno lnp lnr lns lof loi lol lom lon loo lop lor los lpf lpi lpl lpm lpn lpo lpp lpr lps lrf lri lrm lrn lro lrp lrr lrs lsf lsi lsl lsm lsn lso lsp lsr lss m-f m-o m-r mff mfi mfl mfm mfn mfo mfp mfr mfs mi- mif mii mil mim min mio mip mir mis mlf mli mll mlm mln mlo mlp mlr mls mmf mmi mml mmm mmn mmo mmp mmr mms mnf mni mnl mnm mnn mno mnp mnr mns mof moi mol mom mon moo mop mor mos mpf mpi mpl mpm mpn mpo mpp mpr mps mrf mri mrl mrm mrn mro mrp mrr mrs msf msi msl msm msn mso msp msr mss n-i nff nfi nfl nfn nfo nfp nfr nfs nif nii nil nim nin nio nip nir nis nlf nli nll nlm nln nlo nlp nlr nls nmi nml nmm nmn nmo nmp nmr nms nnf nni nnl nnm nnn nno nnp nns no- nof noi nol nom non noo nop nor nos npf npi npl npm npn npo npp npr nps nrf nri nrl nrm nrn nro nrp nrr nrs nsf nsi nsl nsm nsn nso nsp nsr nss o-i of- off ofi ofl ofm ofn ofo ofp ofr ofs oif oii oil oim oin oio oip oir ois olf oli oll olm oln olo olp ols om- omf omi oml omm omn omo omp omr oms on- onf oni onl onn ono onp onr ons oo- oof ooi ool oom oon ooo oop oor oos op- opf opi opl opm opn opo opp opr ops or- orf ori orl orm orn oro orp orr ors os- osf osi osl osm osn oso osp osr oss p-p pff pfi pfl pfm pfn pfo pfp pfr pfs pif pii pil pim pin pio pip pir pis plf pli pll plm pln plo plp plr pls pmf pmi pml pmm pmn pmo pmp pmr pms pn- pnf pni pnl pnm pnn pno pnp pnr pns pof poi pol pom pon poo pop por pos ppf ppi ppl ppm ppn ppo ppp ppr pps prf pri prl prm prn pro prp prr prs ps- psf psi psl psm psn pso psp psr pss rff rfi rfl rfm rfn rfo rfp rfr rfs rif rii ril rim rin rio rip rir ris rlf rli rll rlm rln rlo rlp rlr rls rmf rmi rml rmm rmn rmo rmp rmr rms rni rnm rnn rno rnp rnr rns rof roi rol rom ron roo rop ror ros rpf rpi rpl rpm rpn rpo rpp rpr rps rrf rri rrl rrm rrn rrp rrr rrs rsf rsi rsl rsm rsn rso rsp rsr rss sff sfi sfl sfm sfn sfo sfp sfr sfs sif sii sil sim sin sio sip sir sis slf sli sll slm sln slo slp slr sls smf smi sml smm smn smo smp smr sms snf sni snl snm snn sno snp snr sns sof soi sol som son soo sop sor sos spf spi spl spm spn spo spp spr sps sr- srf sri srl srm srn sro srp srr srs ss- ssf ssi ssl ssm ssn sso ssp ssr sss