-up a-a a-c aaa aac aan aao aap aar aau ac- aca acc acn aco acp acr acu an- ana anc ann ano anp anr anu aoa aoc aon aoo aop aor aou ap- apa apc apn apo app apr apu ar- ara arc arn aro arp arr aru au- aua auc aun auo aup aur c-- caa cac can cao cap car cau cca ccc ccn cco ccp ccr ccu cn- cna cnc cnn cno cnp cnr cnu co- coa coc con coo cop cor cou cpa cpc cpn cpo cpp cpr cpu cra crc crn cro crp crr cru cua cuc cun cuo cup cur cuu naa nac nan nao nap nar nau nca ncc ncn nco ncp ncr ncu nna nnc nnn nno nnp nnu no- noa noc non noo nop nor nou npa npc npn npo npp npr npu nra nrc nrn nro nrp nrr nru nua nuc nun nuo nup nur nuu oaa oac oan oao oap oar oau oc- oca occ ocn oco ocp ocr ocu on- ona onc onn ono onp onr onu oo- ooa ooc oon ooo oop oor op- opa opc opn opo opp opr or- ora orc orn oro orp orr oru ou- oua ouc oun ouo oup our p-p paa pac pan pao pap par pau pca pcc pcn pco pcp pcr pcu pn- pna pnc pnn pno pnp pnr pnu poa poc pon poo pop por pou ppa ppc ppn ppo ppp ppr ppu pra prc prn pro prp prr pru pua puc pun pup pur puu ra- raa rac ran rao rap rar rau rca rcc rcn rco rcp rcr rcu rna rnc rnn rno rnp rnr rnu roa roc ron roo rop ror rou rpa rpc rpn rpo rpp rpr rpu rra rrc rrn rrp rrr rru rua ruc run ruo rup rur ruu ua- uaa uac uan uao uap uar uau uca ucc ucn uco ucp ucr ucu un- una unc unn uno unp unr unu uoa uoc uon uoo uop uor up- upa upc upn upo upp upr upu ur- ura urc urn uro urp urr uru uua uuc uun uur uuu