-er -up a-a a-c aaa aac aae aaj aap aar aau ac- aca acc ace acj acp acr acu aea aec aee aej aep aer aeu aja ajc aje ajj ajp ajr aju ap- apa apc ape apj app apr apu ar- ara arc are arj arp arr aru au- aua auc aue auj aup aur c-- c-j caa cac cae caj cap car cau cca ccc cce ccj ccp ccr ccu ce- cea cec cee cej cep cer ceu cja cjc cjp cjr cpa cpc cpe cpj cpp cpr cpu cra crc cre crj crp crr cru cua cuc cue cup cur cuu eaa eac eae eaj eap ear eau ec- eca ecc ece ecj ecr ecu eea eec eee eep eer eja ejc ejp eju ep- epa epc epe epp epr epu era erc ere erp err eru eu- eua euc eue euj eup eur jaa jac jae jaj jap jar jau jca jcc jce jcp jcr jcu jea jec jee jej jep jer jeu jja jjc jjj jjp jjr jju jpa jpc jpe jpj jpp jpr jra jrc jrp jrr jue jup jur p-p paa pac pae paj pap par pau pca pcc pce pcj pcp pcr pcu pea pec pee pep per peu pja pjc pjp ppa ppc ppe ppj ppp ppr ppu pra prc pre prp prr pru pua puc pue puj pup pur puu ra- raa rac rae raj rap rar rau rca rcc rce rcj rcp rcr rcu re- rea rec ree rep rer reu rja rjc rjp rjr rpa rpc rpe rpp rpr rpu rra rrc rrp rrr rru rua ruc rue rup rur ruu ua- uaa uac uae uaj uap uar uau uca ucc uce ucj ucp ucr ucu uea uec uee uep uer ujc up- upa upc upe upj upp upr upu ur- ura urc ure urp urr uru uua uuc uue uur uuu