-up a-a a-t aaa aao aap aar aas aat aau aax aoa aoo aop aor aos aot aou aox ap- apa apo app apr aps apt apu apx ar- ara aro arp arr ars art aru arx as- asa aso asp asr ass ast asu asx at- ata ato atp atr ats att atu atx au- aua auo aup aur aus aut aux ax- axa axo axp axr axs axt axx oaa oao oap oar oas oat oau oax oo- ooa ooo oop oor oos oot oox op- opa opo opp opr ops opt opx or- ora oro orp orr ors ort oru orx os- osa oso osp osr oss ost osu osx ot- ota oto otp otr ots ott otu ou- oua ouo oup our ous out ox- oxa oxo oxt oxx p-p paa pao pap par pas pat pau pax poa poo pop por pos pot pou pox ppa ppo ppp ppr pps ppt ppu ppx pra pro prp prr prs prt pru prx ps- psa pso psp psr pss pst psu psx pt- pta pto ptp ptr pts ptt ptu ptx pua pup pur pus put puu pxr pxs pxt ra- raa rao rap rar ras rat rau rax roa roo rop ror ros rot rou rox rpa rpo rpp rpr rps rpt rpu rpx rra rrp rrr rrs rrt rru rsa rso rsp rsr rss rst rsu rsx rta rto rtp rtr rts rtt rtu rtx rua ruo rup rur rus rut ruu rux rxp rxr rxs saa sao sap sar sas sat sau sax soa soo sop sor sos sot sou sox spa spo spp spr sps spt spu spx sr- sra sro srp srr srs srt srx ss- ssa sso ssp ssr sss sst ssu ssx sta sto stp str sts stt stu stx sua suo sup sur sus sut suu sux sxs sxt sxu t-x taa tao tap tar tas tat tau tax to- toa too top tor tos tot tou tox tpa tpo tpp tpr tps tpt tpu tpx tra tro trp trr trs trt tru trx tsa tso tsp tsr tss tst tsu tsx tta tto ttp ttr tts ttt ttu ttx tua tuo tup tur tus tut tuu tux txs txt txu ua- uaa uao uap uar uas uat uau uoa uoo uop uor uos uot uox up- upa upo upp upr ups upt upu upx ur- ura uro urp urr urs urt uru urx usa uso usp usr uss ust usu usx uta uto utp utr uts utt utu utx uua uur uus uut uuu uxo uxr uxt uxu xaa xap xar xas xat xau xoa xoo xop xor xos xot xox xpa xpo xpp xps xpt xrt xrx xsa xsp xss xst xtp xtr xts xtx xup xus xxo xxp xxx