a-a a-t aaa aam aap aar aat ama amm amp amr amt ap- apa apm app apr apt ar- ara arm arp arr art at- ata atm atp atr att m-r maa mam map mar mat mma mmm mmp mmr mmt mpa mpm mpp mpr mpt mra mrm mrp mrr mrt mta mtm mtp mtr mtt p-p paa pam pap par pat pma pmm pmp pmr pmt ppa ppm ppp ppr ppt pra prm prp prr prt pt- pta ptm ptp ptr ptt ra- raa ram rap rar rat rma rmm rmp rmr rmt rpa rpm rpp rpr rpt rra rrm rrp rrr rrt rta rtm rtp rtr rtt taa tam tap tar tat tma tmm tmp tmr tmt tpa tpm tpp tpr tpt tra trm trp trr trt tta ttm ttp ttr ttt