-er -up a-a a-c a-t aaa aac aae aao aap aar aat aau ac- aca acc ace aco acp acr act acu aea aec aee aeo aep aer aet aeu aoa aoc aoe aoo aop aor aot aou ap- apa apc ape apo app apr apt apu ar- ara arc are aro arp arr art aru at- ata atc ate ato atp atr att atu au- aua auc aue auo aup aur aut c-- caa cac cae cao cap car cat cau cca ccc cce cco ccp ccr cct ccu ce- cea cec cee ceo cep cer cet ceu co- coa coc coe coo cop cor cot cou cpa cpc cpe cpo cpp cpr cpt cpu cra crc cre cro crp crr crt cru cta ctc cte cto ctp ctr ctt ctu cua cuc cue cuo cup cur cut cuu eaa eac eae eao eap ear eat eau ec- eca ecc ece eco ecr ect ecu eea eec eee eeo eep eer eet eo- eoa eoc eoe eoo eop eor eot eou ep- epa epc epe epo epp epr ept epu era erc ere ero erp err ert eru eta etc ete eto etp etr ett etu eu- eua euc eue eup eur eut oaa oac oae oao oap oar oat oau oc- oca occ oco ocp ocr oct ocu oea oec oee oeo oep oer oet oo- ooa ooc ooo oop oor oot op- opa opc ope opo opp opr opt or- ora orc ore oro orp orr ort oru ot- ota otc ote oto otp otr ott otu ou- oua ouc oue ouo oup our out p-p paa pac pae pao pap par pat pau pca pcc pce pco pcp pcr pct pcu pea pec pee peo pep per pet peu poa poc poe poo pop por pot pou ppa ppc ppe ppo ppp ppr ppt ppu pra prc pre pro prp prr prt pru pt- pta ptc pte pto ptp ptr ptt ptu pua puc pue pup pur put puu ra- raa rac rae rao rap rar rat rau rca rcc rce rco rcp rcr rct rcu re- rea rec ree reo rep rer ret reu roa roc roe roo rop ror rot rou rpa rpc rpe rpo rpp rpr rpt rpu rra rrc rrp rrr rrt rru rta rtc rte rto rtp rtr rtt rtu rua ruc rue ruo rup rur rut ruu taa tac tae tao tap tar tat tau tca tcc tce tco tcp tcr tct tcu te- tea tec tee teo tep ter tet teu to- toa toc toe too top tor tot tou tpa tpc tpe tpo tpp tpr tpt tpu tra trc tre tro trp trr trt tru tta ttc tte tto ttp ttr ttt ttu tua tuc tue tuo tup tur tut tuu ua- uaa uac uae uao uap uar uat uau uca ucc uce uco ucp ucr uct ucu uea uec uee uep uer uet uoa uoc uoe uoo uop uor uot up- upa upc upe upo upp upr upt upu ur- ura urc ure uro urp urr urt uru uta utc ute uto utp utr utt utu uua uuc uue uur uut uuu