-er -up a-a aaa aad aae aao aap aar aau ad- ada add ade ado adp adr adu aea aed aee aeo aep aer aeu aoa aod aoe aoo aop aor aou ap- apa apd ape apo app apr apu ar- ara ard are aro arp arr aru au- aua aud aue auo aup aur daa dad dae dao dap dar dau dda ddd dde ddo ddp ddr ddu de- dea ded dee deo dep der deu doa dod doe doo dop dor dou dpa dpd dpe dpo dpp dpr dpu dra drd dre dro drp drr dru dua dud due duo dup dur eaa ead eae eao eap ear eau ed- eda edd ede edo edp edr edu eea eed eee eeo eep eer eo- eoa eod eoe eoo eop eor eou ep- epa epd epe epo epp epr epu era erd ere ero erp err eru eu- eua eud eue eup eur oaa oad oae oao oap oar oau oda odd ode odo odp odr odu oea oed oee oeo oep oer oo- ooa ood ooo oop oor op- opa opd ope opo opp opr or- ora ord ore oro orp orr oru ou- oua oud oue ouo oup our p-p paa pad pae pao pap par pau pda pdd pde pdo pdp pdr pdu pea ped pee peo pep per peu poa pod poe poo pop por pou ppa ppd ppe ppo ppp ppr ppu pra prd pre pro prp prr pru pua pud pue pup pur puu ra- raa rad rae rao rap rar rau rda rdd rde rdo rdp rdr rdu re- rea red ree reo rep rer reu roa rod roe roo rop ror rou rpa rpd rpe rpo rpp rpr rpu rra rrd rrp rrr rru rua rud rue ruo rup rur ruu ua- uaa uad uae uao uap uar uau uda udd ude udo udp udr udu uea ued uee uep uer uoa uod uoe uoo uop uor up- upa upd upe upo upp upr upu ur- ura urd ure uro urp urr uru uua uue uur uuu