a-a a-c a-t aaa aac aaf aap aar aas aat aay ac- aca acc acf acp acr acs act acy af- afa afc aff afp afr afs aft afy ap- apa apc apf app apr aps apt apy ar- ara arc arf arp arr ars art ary as- asa asc asf asp asr ass ast asy at- ata atc atf atp atr ats att ay- aya ayc ayf ayp ayr ays ayt c-- caa cac caf cap car cas cat cay cca ccc ccf ccp ccr ccs cct cfa cfc cff cfp cfr cfs cft cpa cpc cpf cpp cpr cps cpt cra crc crf crp crr crs crt cry csa csc csf csp csr css cst csy cta ctc ctf ctp ctr cts ctt cty cya cyc cyf cyp cyr cys cyt faa fac faf fap far fas fat fay fca fcc fcf fcp fcr fcs fct fcy ffa ffc fff ffp ffr ffs fft ffy fpa fpc fpp fpr fps fpt fpy fra frc frf frp frr frs frt fry fsa fsc fsf fsp fsr fss fst fta ftc ftf ftp ftr fts ftt fty fy- fya fyc fyp p-p paa pac paf pap par pas pat pay pca pcc pcf pcp pcr pcs pct pfa pfc pff pfp pfr pfs pft pfy ppa ppc ppf ppp ppr pps ppt pra prc prf prp prr prs prt pry ps- psa psc psf psp psr pss pst psy pt- pta ptc ptf ptp ptr pts ptt pty py- pya pyc pyf pyr pys pyt ra- raa rac raf rap rar ras rat ray rca rcc rcf rcp rcr rcs rct rfa rfc rff rfp rfr rfs rft rpa rpc rpf rpp rpr rps rpt rra rrc rrf rrp rrr rrs rrt rsa rsc rsf rsp rsr rss rst rta rtc rtf rtp rtr rts rtt rty ry- rya ryc ryf ryr rys ryy saa sac saf sap sar sas sat say sca scc scf scp scr scs sct sfa sfc sff sfp sfr sfs sft spa spc spf spp spr sps spt spy sr- sra src srf srp srr srs srt sry ss- ssa ssc ssf ssp ssr sss sst sta stc stf stp str sts stt sty sy- sya syc syp syr sys syt taa tac taf tap tar tas tat tay tca tcc tcf tcp tcr tcs tct tfa tfc tff tfp tfr tfs tft tpa tpc tpf tpp tpr tps tpt tra trc trf trp trr trs trt try tsa tsc tsf tsp tsr tss tst tsy tta ttc ttf ttp ttr tts ttt tty tya tyc tyf typ tyr tys tyt yaa yac yaf yap yar yas yat yay yca ycc ycf ycp ycs ycy yfa yfc yff yfr yfs yft ypa ypf yps yra yrc yrf yrp yrs yrt ysa ysc ysp ysr yss yst ysy yta ytc ytf ytp ytr yts ytt yyc yyf yys yyt yyy