a-a a-t aaa aap aar aas aat aav ap- apa app apr aps apt apv ar- ara arp arr ars art arv as- asa asp asr ass ast asv at- ata atp atr ats att atv av- ava avp avr avs avt p-p paa pap par pas pat pav ppa ppp ppr pps ppt ppv pra prp prr prs prt prv ps- psa psp psr pss pst psv pt- pta ptp ptr pts ptt ptv pva pvp pvr pvs pvt pvv ra- raa rap rar ras rat rav rpa rpp rpr rps rpt rpv rra rrp rrr rrs rrt rsa rsp rsr rss rst rsv rta rtp rtr rts rtt rtv rva rvp rvr rvs rvt rvv saa sap sar sas sat sav spa spp spr sps spt spv sr- sra srp srr srs srt srv ss- ssa ssp ssr sss sst ssv sta stp str sts stt stv sva svp svr svs svt svv taa tap tar tas tat tav tpa tpp tpr tps tpt tpv tra trp trr trs trt trv tsa tsp tsr tss tst tsv tta ttp ttr tts ttt ttv tva tvp tvr tvs tvt v-a vaa vap var vas vat vav vpa vpp vpr vps vpt vra vrp vrr vrs vrt vsa vsp vsr vss vst vsv vta vtr vts vtt vtv vva vvr vvs vvt vvv