a-a a-t aaa aad aam aap aar aat ad- ada add adm adp adr adt ama amd amm amp amr amt ap- apa apd apm app apr apt ar- ara ard arm arp arr art at- ata atd atm atp atr att daa dad dam dap dar dat dda ddd ddm ddp ddr ddt dma dmd dmm dmp dmr dmt dpa dpd dpm dpp dpr dpt dra drd drm drp drr drt dta dtd dtm dtp dtr dtt m-r maa mad mam map mar mat mda mdd mdm mdp mdr mdt mma mmd mmm mmp mmr mmt mpa mpd mpm mpp mpr mpt mra mrd mrm mrp mrr mrt mta mtd mtm mtp mtr mtt p-p paa pad pam pap par pat pda pdd pdm pdp pdr pdt pma pmd pmm pmp pmr pmt ppa ppd ppm ppp ppr ppt pra prd prm prp prr prt pt- pta ptd ptm ptp ptr ptt ra- raa rad ram rap rar rat rda rdd rdm rdp rdr rdt rma rmd rmm rmp rmr rmt rpa rpd rpm rpp rpr rpt rra rrd rrm rrp rrr rrt rta rtd rtm rtp rtr rtt taa tad tam tap tar tat tda tdd tdm tdp tdr tdt tma tmd tmm tmp tmr tmt tpa tpd tpm tpp tpr tpt tra trd trm trp trr trt tta ttd ttm ttp ttr ttt