-er -up a-a a-c aaa aac aad aae aao aap aar aas aau ac- aca acc acd ace aco acp acr acs acu ad- ada adc add ade ado adp adr ads adu aea aec aed aee aeo aep aer aes aeu aoa aoc aod aoe aoo aop aor aos aou ap- apa apc apd ape apo app apr aps apu ar- ara arc ard are aro arp arr ars aru as- asa asc asd ase aso asp asr ass asu au- aua auc aud aue auo aup aur aus c-- caa cac cad cae cao cap car cas cau cca ccc ccd cce cco ccp ccr ccs ccu cda cdc cdd cde cdo cdp cdr cds cdu ce- cea cec ced cee ceo cep cer ces ceu co- coa coc cod coe coo cop cor cos cou cpa cpc cpd cpe cpo cpp cpr cps cpu cra crc crd cre cro crp crr crs cru csa csc csd cse cso csp csr css csu cua cuc cud cue cuo cup cur cus cuu daa dac dad dae dao dap dar das dau dca dcc dcd dce dco dcp dcr dcs dcu dda ddc ddd dde ddo ddp ddr dds ddu de- dea dec ded dee deo dep der des deu doa doc dod doe doo dop dor dos dou dpa dpc dpd dpe dpo dpp dpr dps dpu dra drc drd dre dro drp drr drs dru dsa dsc dsd dse dso dsp dsr dss dsu dua duc dud due duo dup dur dus eaa eac ead eae eao eap ear eas eau ec- eca ecc ecd ece eco ecr ecs ecu ed- eda edc edd ede edo edp edr eds edu eea eec eed eee eeo eep eer ees eo- eoa eoc eod eoe eoo eop eor eos eou ep- epa epc epd epe epo epp epr eps epu era erc erd ere ero erp err ers eru es- esa esc esd ese eso esp esr ess esu eu- eua euc eud eue eup eur eus oaa oac oad oae oao oap oar oas oau oc- oca occ ocd oco ocp ocr ocs ocu oda odc odd ode odo odp odr ods odu oea oec oed oee oeo oep oer oes oo- ooa ooc ood ooo oop oor oos op- opa opc opd ope opo opp opr ops or- ora orc ord ore oro orp orr ors oru os- osa osc osd ose oso osp osr oss osu ou- oua ouc oud oue ouo oup our ous p-p paa pac pad pae pao pap par pas pau pca pcc pcd pce pco pcp pcr pcs pcu pda pdc pdd pde pdo pdp pdr pds pdu pea pec ped pee peo pep per pes peu poa poc pod poe poo pop por pos pou ppa ppc ppd ppe ppo ppp ppr pps ppu pra prc prd pre pro prp prr prs pru ps- psa psc psd pse pso psp psr pss psu pua puc pud pue pup pur pus puu ra- raa rac rad rae rao rap rar ras rau rca rcc rcd rce rco rcp rcr rcs rcu rda rdc rdd rde rdo rdp rdr rds rdu re- rea rec red ree reo rep rer res reu roa roc rod roe roo rop ror ros rou rpa rpc rpd rpe rpo rpp rpr rps rpu rra rrc rrd rrp rrr rrs rru rsa rsc rsd rse rso rsp rsr rss rsu rua ruc rud rue ruo rup rur rus ruu saa sac sad sae sao sap sar sas sau sca scc scd sce sco scp scr scs scu sda sdc sdd sde sdo sdp sdr sds sdu se- sea sec sed see seo sep ser ses seu soa soc sod soe soo sop sor sos sou spa spc spd spe spo spp spr sps spu sr- sra src srd sre sro srp srr srs ss- ssa ssc ssd sse sso ssp ssr sss ssu sua suc sud sue suo sup sur sus suu ua- uaa uac uad uae uao uap uar uas uau uca ucc ucd uce uco ucp ucr ucs ucu uda udc udd ude udo udp udr uds udu uea uec ued uee uep uer ues uoa uoc uod uoe uoo uop uor uos up- upa upc upd upe upo upp upr ups upu ur- ura urc urd ure uro urp urr urs uru usa usc usd use uso usp usr uss usu uua uuc uue uur uus uuu