-up a-a a-t aaa aad aap aas aat aau ad- ada add adp ads adt adu ap- apa apd app aps apt apu as- asa asd asp ass ast asu at- ata atd atp ats att atu au- aua aud aup aus aut daa dad dap das dat dau dda ddd ddp dds ddt ddu dpa dpd dpp dps dpt dpu dsa dsd dsp dss dst dsu dta dtd dtp dts dtt dtu dua dud dup dus dut p-p paa pad pap pas pat pau pda pdd pdp pds pdt pdu ppa ppd ppp pps ppt ppu ps- psa psd psp pss pst psu pt- pta ptd ptp pts ptt ptu pua pud pup pus put puu saa sad sap sas sat sau sda sdd sdp sds sdt sdu spa spd spp sps spt spu ss- ssa ssd ssp sss sst ssu sta std stp sts stt stu sua sud sup sus sut suu taa tad tap tas tat tau tda tdd tdp tds tdt tdu tpa tpd tpp tps tpt tpu tsa tsd tsp tss tst tsu tta ttd ttp tts ttt ttu tua tud tup tus tut tuu ua- uaa uad uap uas uat uau uda udd udp uds udt udu up- upa upd upp ups upt upu usa usd usp uss ust usu uta utd utp uts utt utu uua uus uut uuu