fff ffi ffl ffm ffp ffr ffs fft fif fii fil fim fip fir fis fit flf fli fll flm flp flr fls flt fmf fmi fml fmm fmp fmr fms fmt fpi fpl fpm fpp fpr fps fpt frf fri frl frm frp frr frs frt fsf fsi fsl fsm fsp fsr fss fst ftf fti ftl ftm ftp ftr fts ftt i-f iff ifi ifl ifm ifp ifr ifs ift iif iii iil iim iip iir iis iit il- ilf ili ill ilm ilp ilr ils ilt im- imf imi iml imm imp ims imt ipf ipi ipl ipm ipp ipr ips ipt ir- irf iri irl irm irp irr irs irt is- isf isi isl ism isp isr iss ist itf iti itl itm itp its itt l-p lff lfi lfl lfm lfp lfr lfs lft lif lii lil lim lip lir lis lit llf lli lll llm llp llr lls llt lmf lmi lml lmm lmp lmr lms lmt lpf lpi lpl lpm lpp lpr lps lpt lrf lri lrm lrp lrr lrs lrt lsf lsi lsl lsm lsp lsr lss lst ltf lti ltl ltm ltp ltr lts ltt m-f m-r mff mfi mfl mfm mfp mfr mfs mft mi- mif mii mil mim mip mir mis mit mlf mli mll mlm mlp mlr mls mlt mmf mmi mml mmm mmp mmr mms mmt mpf mpi mpl mpm mpp mpr mps mpt mrf mri mrl mrm mrp mrr mrs mrt msf msi msl msm msp msr mss mst mtf mti mtl mtm mtp mtr mts mtt p-p pff pfi pfl pfm pfp pfr pfs pft pif pii pil pim pip pir pis pit plf pli pll plm plp plr pls plt pmf pmi pml pmm pmp pmr pms pmt ppf ppi ppl ppm ppp ppr pps ppt prf pri prl prm prp prr prs prt ps- psf psi psl psm psp psr pss pst pt- ptf pti ptl ptm ptp ptr pts ptt rff rfi rfl rfm rfp rfr rfs rft rif rii ril rim rip rir ris rit rlf rli rll rlm rlp rlr rls rlt rmf rmi rml rmm rmp rmr rms rmt rpf rpi rpl rpm rpp rpr rps rpt rrf rri rrl rrm rrp rrr rrs rrt rsf rsi rsl rsm rsp rsr rss rst rtf rti rtl rtm rtp rtr rts rtt sff sfi sfl sfm sfp sfr sfs sft sif sii sil sim sip sir sis sit slf sli sll slm slp slr sls slt smf smi sml smm smp smr sms smt spf spi spl spm spp spr sps spt sr- srf sri srl srm srp srr srs srt ss- ssf ssi ssl ssm ssp ssr sss sst stf sti stl stm stp str sts stt tff tfi tfl tfm tfp tfr tfs tft tif tii til tim tip tir tis tit tlf tli tll tlm tlp tlr tls tlt tmf tmi tml tmm tmp tmr tms tmt tpf tpi tpl tpm tpp tpr tps tpt trf tri trl trm trp trr trs trt tsf tsi tsl tsm tsp tsr tss tst ttf tti ttl ttm ttp ttr tts ttt