-er -ey -up c-- ccc cce cch ccp ccr ccu ce- cec cee ceh cep cer ceu cey ch- chc che chh chp chr chu chy cpc cpe cph cpp cpr cpu crc cre crh crp crr cru cry cuc cue cuh cup cur cuu cuy cyc cye cyp cyr ec- ecc ece ech ecr ecu eec eee eep eer eey ehc ehe ehh ehp ehr ehu ep- epc epe eph epp epr epu erc ere erh erp err eru ery eu- euc eue eup eur eyc eye eyp eyr hcc hce hch hcp hcr hcy he- hec hee heh hep her heu hey hhc hhe hhh hhp hhr hhu hhy hpc hpe hph hpp hpr hpu hpy hr- hrc hre hrh hrp hrr hru huc hue huh hup hur huu huy hy- hyc hye hyh hyp hyr hyy p-p pcc pce pch pcp pcr pcu pec pee peh pep per peu pey phc phe php phr phu phy ppc ppe pph ppp ppr ppu prc pre prh prp prr pru pry puc pue puh pup pur puu puy py- pyc pye pyr pyu rcc rce rch rcp rcr rcu re- rec ree reh rep rer reu rey rh- rhc rhe rhh rhp rhr rhu rpc rpe rph rpp rpr rpu rrc rrh rrp rrr rru ruc rue ruh rup rur ruu ruy ry- ryc rye ryr ryu ryy ucc uce uch ucp ucr ucu uec uee ueh uep uer uey uhc uhe uhh uhp uhr uhu uhy up- upc upe uph upp upr upu ur- urc ure urp urr uru ury uuc uue uur uuu uyc uyu ycc yce ych ycp ycu ycy yec yee yeh yep yer yey yhc yhe yhu ypu yrc yre yrp yru yue yuh yup yur yuu yuy yyc yye yyu yyy