-er -up a-a aaa aad aae aao aap aar aas aau aax ad- ada add ade ado adp adr ads adu adx aea aed aee aeo aep aer aes aeu aex aoa aod aoe aoo aop aor aos aou aox ap- apa apd ape apo app apr aps apu apx ar- ara ard are aro arp arr ars aru arx as- asa asd ase aso asp asr ass asu asx au- aua aud aue auo aup aur aus aux ax- axa axe axo axp axr axs axx daa dad dae dao dap dar das dau dax dda ddd dde ddo ddp ddr dds ddu ddx de- dea ded dee deo dep der des deu dex doa dod doe doo dop dor dos dou dox dpa dpd dpe dpo dpp dpr dps dpu dra drd dre dro drp drr drs dru drx dsa dsd dse dso dsp dsr dss dsu dsx dua dud due duo dup dur dus dux dxd dxo dxp dxr dxs dxx eaa ead eae eao eap ear eas eau eax ed- eda edd ede edo edp edr eds edu edx eea eed eee eeo eep eer ees eex eo- eoa eod eoe eoo eop eor eos eou ep- epa epd epe epo epp epr eps epu epx era erd ere ero erp err ers eru es- esa esd ese eso esp esr ess esu esx eu- eua eud eue eup eur eus eux ex- exa exd exe exo exp exr exs exu exx oaa oad oae oao oap oar oas oau oax oda odd ode odo odp odr ods odu oea oed oee oeo oep oer oes oex oo- ooa ood ooo oop oor oos oox op- opa opd ope opo opp opr ops opx or- ora ord ore oro orp orr ors oru orx os- osa osd ose oso osp osr oss osu osx ou- oua oud oue ouo oup our ous ox- oxa oxo oxx p-p paa pad pae pao pap par pas pau pax pda pdd pde pdo pdp pdr pds pdu pdx pea ped pee peo pep per pes peu pex poa pod poe poo pop por pos pou pox ppa ppd ppe ppo ppp ppr pps ppu ppx pra prd pre pro prp prr prs pru prx ps- psa psd pse pso psp psr pss psu psx pua pud pue pup pur pus puu pxe pxr pxs ra- raa rad rae rao rap rar ras rau rax rda rdd rde rdo rdp rdr rds rdu rdx re- rea red ree reo rep rer res reu rex roa rod roe roo rop ror ros rou rox rpa rpd rpe rpo rpp rpr rps rpu rpx rra rrd rrp rrr rrs rru rsa rsd rse rso rsp rsr rss rsu rsx rua rud rue ruo rup rur rus ruu rux rxp rxr rxs saa sad sae sao sap sar sas sau sax sda sdd sde sdo sdp sdr sds sdu se- sea sed see seo sep ser ses seu sex soa sod soe soo sop sor sos sou sox spa spd spe spo spp spr sps spu spx sr- sra srd sre sro srp srr srs srx ss- ssa ssd sse sso ssp ssr sss ssu ssx sua sud sue suo sup sur sus suu sux sxs sxu ua- uaa uad uae uao uap uar uas uau uda udd ude udo udp udr uds udu udx uea ued uee uep uer ues uoa uod uoe uoo uop uor uos uox up- upa upd upe upo upp upr ups upu upx ur- ura urd ure uro urp urr urs uru urx usa usd use uso usp usr uss usu usx uua uue uur uus uuu uxo uxr uxu xaa xad xap xar xas xau xda xde xdr xds xed xee xep xer xes xeu xex xoa xod xoo xop xor xos xox xpa xpd xpe xpo xpp xps xrd xrx xsa xsp xss xue xup xus xxo xxp xxx