a-a a-c a-t aaa aac aaf aan aap aas aat aay ac- aca acc acf acn acp acs act acy af- afa afc aff afn afp afs aft afy an- ana anc anf ann anp ans ant any ap- apa apc apf apn app aps apt apy as- asa asc asf asn asp ass ast asy at- ata atc atf atn atp ats att ay- aya ayc ayf ayn ayp ays ayt c-- caa cac caf can cap cas cat cay cca ccc ccf ccn ccp ccs cct cfa cfc cff cfn cfp cfs cft cn- cna cnc cnf cnn cnp cns cnt cny cpa cpc cpf cpn cpp cps cpt csa csc csf csn csp css cst csy cta ctc ctf ctn ctp cts ctt cty cya cyc cyf cyn cyp cys cyt faa fac faf fan fap fas fat fay fca fcc fcf fcn fcp fcs fct fcy ffa ffc fff ffn ffp ffs fft ffy fna fnc fnf fnn fnp fns fnt fpa fpc fpn fpp fps fpt fpy fsa fsc fsf fsn fsp fss fst fta ftc ftf ftn ftp fts ftt fty fy- fya fyc fyn fyp naa nac naf nan nap nas nat nay nca ncc ncf ncn ncp ncs nct nfa nfc nff nfn nfp nfs nft nna nnc nnf nnn nnp nns nnt npa npc npf npn npp nps npt nsa nsc nsf nsn nsp nss nst nsy nta ntc ntf ntn ntp nts ntt nya nyc nyf nyn nyp nys nyt nyy p-p paa pac paf pan pap pas pat pay pca pcc pcf pcn pcp pcs pct pfa pfc pff pfn pfp pfs pft pfy pn- pna pnc pnf pnn pnp pns pnt pny ppa ppc ppf ppn ppp pps ppt ps- psa psc psf psn psp pss pst psy pt- pta ptc ptf ptn ptp pts ptt pty py- pya pyc pyf pyn pys pyt saa sac saf san sap sas sat say sca scc scf scn scp scs sct sfa sfc sff sfn sfp sfs sft sna snc snf snn snp sns snt sny spa spc spf spn spp sps spt spy ss- ssa ssc ssf ssn ssp sss sst sta stc stf stn stp sts stt sty sy- sya syc syn syp sys syt taa tac taf tan tap tas tat tay tca tcc tcf tcn tcp tcs tct tfa tfc tff tfn tfp tfs tft tna tnc tnf tnn tnp tns tnt tpa tpc tpf tpn tpp tps tpt tsa tsc tsf tsn tsp tss tst tsy tta ttc ttf ttn ttp tts ttt tty tya tyc tyf tyn typ tys tyt yaa yac yaf yan yap yas yat yay yca ycc ycf ycp ycs ycy yfa yfc yff yfs yft yna ynn ynp yns yny ypa ypf yps ysa ysc ysp yss yst ysy yta ytc ytf ytn ytp yts ytt yyc yyf yys yyt yyy