a-a a-t aaa aaf aam aap aar aas aat af- afa aff afm afp afr afs aft ama amf amm amp amr ams amt ap- apa apf apm app apr aps apt ar- ara arf arm arp arr ars art as- asa asf asm asp asr ass ast at- ata atf atm atp atr ats att faa faf fam fap far fas fat ffa fff ffm ffp ffr ffs fft fma fmf fmm fmp fmr fms fmt fpa fpm fpp fpr fps fpt fra frf frm frp frr frs frt fsa fsf fsm fsp fsr fss fst fta ftf ftm ftp ftr fts ftt m-f m-r maa maf mam map mar mas mat mfa mff mfm mfp mfr mfs mft mma mmf mmm mmp mmr mms mmt mpa mpf mpm mpp mpr mps mpt mra mrf mrm mrp mrr mrs mrt msa msf msm msp msr mss mst mta mtf mtm mtp mtr mts mtt p-p paa paf pam pap par pas pat pfa pff pfm pfp pfr pfs pft pma pmf pmm pmp pmr pms pmt ppa ppf ppm ppp ppr pps ppt pra prf prm prp prr prs prt ps- psa psf psm psp psr pss pst pt- pta ptf ptm ptp ptr pts ptt ra- raa raf ram rap rar ras rat rfa rff rfm rfp rfr rfs rft rma rmf rmm rmp rmr rms rmt rpa rpf rpm rpp rpr rps rpt rra rrf rrm rrp rrr rrs rrt rsa rsf rsm rsp rsr rss rst rta rtf rtm rtp rtr rts rtt saa saf sam sap sar sas sat sfa sff sfm sfp sfr sfs sft sma smf smm smp smr sms smt spa spf spm spp spr sps spt sr- sra srf srm srp srr srs srt ss- ssa ssf ssm ssp ssr sss sst sta stf stm stp str sts stt taa taf tam tap tar tas tat tfa tff tfm tfp tfr tfs tft tma tmf tmm tmp tmr tms tmt tpa tpf tpm tpp tpr tps tpt tra trf trm trp trr trs trt tsa tsf tsm tsp tsr tss tst tta ttf ttm ttp ttr tts ttt