-up a-a a-c a-t aaa aac aao aap aar aat aau ac- aca acc aco acp acr act acu aoa aoc aoo aop aor aot aou ap- apa apc apo app apr apt apu ar- ara arc aro arp arr art aru at- ata atc ato atp atr att atu au- aua auc auo aup aur aut c-- caa cac cao cap car cat cau cca ccc cco ccp ccr cct ccu co- coa coc coo cop cor cot cou cpa cpc cpo cpp cpr cpt cpu cra crc cro crp crr crt cru cta ctc cto ctp ctr ctt ctu cua cuc cuo cup cur cut cuu oaa oac oao oap oar oat oau oc- oca occ oco ocp ocr oct ocu oo- ooa ooc ooo oop oor oot op- opa opc opo opp opr opt or- ora orc oro orp orr ort oru ot- ota otc oto otp otr ott otu ou- oua ouc ouo oup our out p-p paa pac pao pap par pat pau pca pcc pco pcp pcr pct pcu poa poc poo pop por pot pou ppa ppc ppo ppp ppr ppt ppu pra prc pro prp prr prt pru pt- pta ptc pto ptp ptr ptt ptu pua puc pup pur put puu ra- raa rac rao rap rar rat rau rca rcc rco rcp rcr rct rcu roa roc roo rop ror rot rou rpa rpc rpo rpp rpr rpt rpu rra rrc rrp rrr rrt rru rta rtc rto rtp rtr rtt rtu rua ruc ruo rup rur rut ruu taa tac tao tap tar tat tau tca tcc tco tcp tcr tct tcu to- toa toc too top tor tot tou tpa tpc tpo tpp tpr tpt tpu tra trc tro trp trr trt tru tta ttc tto ttp ttr ttt ttu tua tuc tuo tup tur tut tuu ua- uaa uac uao uap uar uat uau uca ucc uco ucp ucr uct ucu uoa uoc uoo uop uor uot up- upa upc upo upp upr upt upu ur- ura urc uro urp urr urt uru uta utc uto utp utr utt utu uua uuc uur uut uuu