a-a a-t aaa aam aan aap aat ama amm amn amp amt an- ana anm ann anp ant ap- apa apm apn app apt at- ata atm atn atp att maa mam man map mat mma mmm mmn mmp mmt mna mnm mnn mnp mnt mpa mpm mpn mpp mpt mta mtm mtn mtp mtt naa nam nan nap nat nma nmm nmn nmp nmt nna nnm nnn nnp nnt npa npm npn npp npt nta ntm ntn ntp ntt p-p paa pam pan pap pat pma pmm pmn pmp pmt pn- pna pnm pnn pnp pnt ppa ppm ppn ppp ppt pt- pta ptm ptn ptp ptt taa tam tan tap tat tma tmm tmn tmp tmt tna tnm tnn tnp tnt tpa tpm tpn tpp tpt tta ttm ttn ttp ttt