a-a a-t aaa aam aao aap aar aas aat ama amm amo amp amr ams amt aoa aom aoo aop aor aos aot ap- apa apm apo app apr aps apt ar- ara arm aro arp arr ars art as- asa asm aso asp asr ass ast at- ata atm ato atp atr ats att m-o m-r maa mam mao map mar mas mat mma mmm mmo mmp mmr mms mmt moa mom moo mop mor mos mot mpa mpm mpo mpp mpr mps mpt mra mrm mro mrp mrr mrs mrt msa msm mso msp msr mss mst mta mtm mto mtp mtr mts mtt oaa oam oao oap oar oas oat om- oma omm omo omp omr oms omt oo- ooa oom ooo oop oor oos oot op- opa opm opo opp opr ops opt or- ora orm oro orp orr ors ort os- osa osm oso osp osr oss ost ot- ota otm oto otp otr ots ott p-p paa pam pao pap par pas pat pma pmm pmo pmp pmr pms pmt poa pom poo pop por pos pot ppa ppm ppo ppp ppr pps ppt pra prm pro prp prr prs prt ps- psa psm pso psp psr pss pst pt- pta ptm pto ptp ptr pts ptt ra- raa ram rao rap rar ras rat rma rmm rmo rmp rmr rms rmt roa rom roo rop ror ros rot rpa rpm rpo rpp rpr rps rpt rra rrm rrp rrr rrs rrt rsa rsm rso rsp rsr rss rst rta rtm rto rtp rtr rts rtt saa sam sao sap sar sas sat sma smm smo smp smr sms smt soa som soo sop sor sos sot spa spm spo spp spr sps spt sr- sra srm sro srp srr srs srt ss- ssa ssm sso ssp ssr sss sst sta stm sto stp str sts stt taa tam tao tap tar tas tat tma tmm tmo tmp tmr tms tmt to- toa tom too top tor tos tot tpa tpm tpo tpp tpr tps tpt tra trm tro trp trr trs trt tsa tsm tso tsp tsr tss tst tta ttm tto ttp ttr tts ttt