-up a-a aaa aad aao aap aar aas aau aax ad- ada add ado adp adr ads adu adx aoa aod aoo aop aor aos aou aox ap- apa apd apo app apr aps apu apx ar- ara ard aro arp arr ars aru arx as- asa asd aso asp asr ass asu asx au- aua aud auo aup aur aus aux ax- axa axo axp axr axs axx daa dad dao dap dar das dau dax dda ddd ddo ddp ddr dds ddu ddx doa dod doo dop dor dos dou dox dpa dpd dpo dpp dpr dps dpu dra drd dro drp drr drs dru drx dsa dsd dso dsp dsr dss dsu dsx dua dud duo dup dur dus dux dxd dxo dxp dxr dxs dxx oaa oad oao oap oar oas oau oax oda odd odo odp odr ods odu oo- ooa ood ooo oop oor oos oox op- opa opd opo opp opr ops opx or- ora ord oro orp orr ors oru orx os- osa osd oso osp osr oss osu osx ou- oua oud ouo oup our ous ox- oxa oxo oxx p-p paa pad pao pap par pas pau pax pda pdd pdo pdp pdr pds pdu pdx poa pod poo pop por pos pou pox ppa ppd ppo ppp ppr pps ppu ppx pra prd pro prp prr prs pru prx ps- psa psd pso psp psr pss psu psx pua pud pup pur pus puu pxr pxs ra- raa rad rao rap rar ras rau rax rda rdd rdo rdp rdr rds rdu rdx roa rod roo rop ror ros rou rox rpa rpd rpo rpp rpr rps rpu rpx rra rrd rrp rrr rrs rru rsa rsd rso rsp rsr rss rsu rsx rua rud ruo rup rur rus ruu rux rxp rxr rxs saa sad sao sap sar sas sau sax sda sdd sdo sdp sdr sds sdu soa sod soo sop sor sos sou sox spa spd spo spp spr sps spu spx sr- sra srd sro srp srr srs srx ss- ssa ssd sso ssp ssr sss ssu ssx sua sud suo sup sur sus suu sux sxs sxu ua- uaa uad uao uap uar uas uau uda udd udo udp udr uds udu udx uoa uod uoo uop uor uos uox up- upa upd upo upp upr ups upu upx ur- ura urd uro urp urr urs uru urx usa usd uso usp usr uss usu usx uua uur uus uuu uxo uxr uxu xaa xad xap xar xas xau xda xdr xds xoa xod xoo xop xor xos xox xpa xpd xpo xpp xps xrd xrx xsa xsp xss xup xus xxo xxp xxx