fff ffh ffi ffp ffr ffs fhf fhh fhi fhp fhr fhs fif fih fii fip fir fis fph fpi fpp fpr fps frf frh fri frp frr frs fsf fsh fsi fsp fsr fss h-i hff hfh hfi hfp hfr hfs hhf hhh hhi hhp hhr hhs hif hih hii hip hir his hpf hph hpi hpp hpr hps hr- hrf hrh hri hrp hrr hrs hsf hsh hsi hsp hsr hss i-f iff ifi ifp ifr ifs ihf ihh ihi ihp ihr ihs iif iih iii iip iir iis ipf ipi ipp ipr ips ir- irf iri irp irr irs is- isf ish isi isp isr iss p-p pff pfi pfp pfr pfs phf phi php phr phs pif pih pii pip pir pis ppf pph ppi ppp ppr pps prf prh pri prp prr prs ps- psf psh psi psp psr pss rff rfh rfi rfp rfr rfs rh- rhf rhh rhi rhp rhr rhs rif rih rii rip rir ris rpf rph rpi rpp rpr rps rrf rrh rri rrp rrr rrs rsf rsh rsi rsp rsr rss sff sfh sfi sfp sfr sfs sh- shf shh shi shp shr shs sif sih sii sip sir sis spf sph spi spp spr sps sr- srf srh sri srp srr srs ss- ssf ssh ssi ssp ssr sss