fff ffg ffi ffn ffo ffp ffr ffs fft fgf fgg fgi fgn fgp fgr fgs fgt fif fig fii fin fip fir fis fit fnf fng fni fnn fnp fnr fns fnt fof fog foi fon foo fop for fos fot fpg fpi fpn fpo fpp fpr fps fpt frf frg fri frn fro frp frr frs frt fsf fsg fsi fsn fso fsp fsr fss fst ftf ftg fti ftn fto ftp ftr fts ftt g-p gff gfi gfo gfp gfr gfs gft ggg ggi ggn ggo ggp ggr ggs ggt gif gig gii gin gio gip gir gis git gnf gni gnn gno gnp gnr gns gnt gof gog goi gon goo gop gor gos got gpf gpg gpi gpn gpo gpp gpr gps gpt grf grg gri grn gro grp grr grs grt gsf gsg gsi gsn gso gsp gsr gss gst gtf gtg gti gtn gto gtp gtr gts gtt i-f iff ifg ifi ifn ifo ifp ifr ifs ift igf igg igi ign igo igp igr igs igt iif iii iin iio iip iir iis iit in- inf ing ini inn ino inp inr ins int io- iof iog ioi ion ioo iop ior ios iot ipf ipg ipi ipn ipo ipp ipr ips ipt ir- irf irg iri irn iro irp irr irs irt is- isf isg isi isn iso isp isr iss ist itf itg iti itn ito itp its itt n-i nff nfi nfn nfo nfp nfr nfs nft ngf ngg ngi ngn ngo ngp ngs ngt nif nig nii nin nio nip nir nis nit nnf nng nni nnn nno nnp nns nnt no- nof nog noi non noo nop nor nos not npf npg npi npn npo npp npr nps npt nrf nrg nri nrn nro nrp nrr nrs nrt nsf nsg nsi nsn nso nsp nsr nss nst ntf ntg nti ntn nto ntp ntr nts ntt o-i of- off ofg ofi ofn ofo ofp ofr ofs oft ogf ogg ogi ogn ogo ogp ogs ogt oif oii oin oio oip oir ois oit on- onf ong oni onn ono onp onr ons ont oo- oof oog ooi oon ooo oop oor oos oot op- opf opg opi opn opo opp opr ops opt or- orf org ori orn oro orp orr ors ort os- osf osg osi osn oso osp osr oss ost ot- otf otg oti otn oto otp otr ots ott p-p pff pfg pfi pfn pfo pfp pfr pfs pft pgf pgg pgi pgn pgo pgp pgr pgs pgt pif pig pii pin pio pip pir pis pit pn- pnf png pni pnn pno pnp pnr pns pnt pof pog poi pon poo pop por pos pot ppf ppg ppi ppn ppo ppp ppr pps ppt prf prg pri prn pro prp prr prs prt ps- psf psg psi psn pso psp psr pss pst pt- ptf ptg pti ptn pto ptp ptr pts ptt rff rfg rfi rfn rfo rfp rfr rfs rft rgf rgg rgi rgn rgo rgp rgr rgs rgt rif rig rii rin rio rip rir ris rit rng rni rnn rno rnp rnr rns rnt rof rog roi ron roo rop ror ros rot rpf rpg rpi rpn rpo rpp rpr rps rpt rrf rrg rri rrn rrp rrr rrs rrt rsf rsg rsi rsn rso rsp rsr rss rst rtf rtg rti rtn rto rtp rtr rts rtt sff sfg sfi sfn sfo sfp sfr sfs sft sgf sgg sgi sgn sgo sgp sgr sgs sgt sif sig sii sin sio sip sir sis sit snf sng sni snn sno snp snr sns snt sof sog soi son soo sop sor sos sot spf spg spi spn spo spp spr sps spt sr- srf srg sri srn sro srp srr srs srt ss- ssf ssg ssi ssn sso ssp ssr sss sst stf stg sti stn sto stp str sts stt tff tfg tfi tfn tfo tfp tfr tfs tft tgf tgg tgi tgn tgo tgp tgr tgs tgt tif tig tii tin tio tip tir tis tit tnf tng tni tnn tno tnp tnr tns tnt to- tof tog toi ton too top tor tos tot tpf tpg tpi tpn tpo tpp tpr tps tpt trf trg tri trn tro trp trr trs trt tsf tsg tsi tsn tso tsp tsr tss tst ttf ttg tti ttn tto ttp ttr tts ttt