a-a a-t aaa aan aap aas aat aay an- ana ann anp ans ant any ap- apa apn app aps apt apy as- asa asn asp ass ast asy at- ata atn atp ats att ay- aya ayn ayp ays ayt naa nan nap nas nat nay nna nnn nnp nns nnt npa npn npp nps npt nsa nsn nsp nss nst nsy nta ntn ntp nts ntt nya nyn nyp nys nyt nyy p-p paa pan pap pas pat pay pn- pna pnn pnp pns pnt pny ppa ppn ppp pps ppt ps- psa psn psp pss pst psy pt- pta ptn ptp pts ptt pty py- pya pyn pys pyt saa san sap sas sat say sna snn snp sns snt sny spa spn spp sps spt spy ss- ssa ssn ssp sss sst sta stn stp sts stt sty sy- sya syn syp sys syt taa tan tap tas tat tay tna tnn tnp tns tnt tpa tpn tpp tps tpt tsa tsn tsp tss tst tsy tta ttn ttp tts ttt tty tya tyn typ tys tyt yaa yan yap yas yat yay yna ynn ynp yns yny ypa yps ysa ysp yss yst ysy yta ytn ytp yts ytt yys yyt yyy