-er -ey -ic -up c-- ccc cce cci ccp ccr cct ccu ce- cec cee cei cep cer cet ceu cey ci- cic cie cii cip cir cit ciu cpc cpe cpi cpp cpr cpt cpu crc cre cri crp crr crt cru cry ctc cte cti ctp ctr ctt ctu cty cuc cue cui cup cur cut cuu cuy cyc cye cyp cyr cyt ec- ecc ece eci ecr ect ecu eec eee eep eer eet eey eic eie eii eip eir eit eiu ep- epc epe epi epp epr ept epu erc ere eri erp err ert eru ery etc ete eti etp etr ett etu ety eu- euc eue eui eup eur eut eyc eye eyp eyr eyt icc ice ici icp icr ict icu icy ie- iec iee iei iep ier iet iey iic iie iii iip iir iit iiu ipc ipe ipi ipp ipr ipt ipu ipy ir- irc ire iri irp irr irt iru iry itc ite iti itp itt itu ity iu- iuc iue iui iup iur iut iyc iye iyr iyt iyy p-p pcc pce pci pcp pcr pct pcu pec pee pei pep per pet peu pey pic pie pii pip pir pit piu ppc ppe ppi ppp ppr ppt ppu prc pre pri prp prr prt pru pry pt- ptc pte pti ptp ptr ptt ptu pty puc pue pui pup pur put puu puy py- pyc pye pyr pyt pyu rcc rce rci rcp rcr rct rcu re- rec ree rei rep rer ret reu rey ric rie rii rip rir rit riy rpc rpe rpi rpp rpr rpt rpu rrc rri rrp rrr rrt rru rtc rte rti rtp rtr rtt rtu rty ruc rue rui rup rur rut ruu ruy ry- ryc rye ryr ryu ryy tcc tce tci tcp tcr tct tcu te- tec tee tei tep ter tet teu tey tic tie tii tip tir tit tiu tiy tpc tpe tpi tpp tpr tpt tpu trc tre tri trp trr trt tru try ttc tte tti ttp ttr ttt ttu tty tuc tue tui tup tur tut tuu tuy tyc tye typ tyr tyt ucc uce uci ucp ucr uct ucu uec uee uei uep uer uet uey uic uie uii uip uir uit uiu up- upc upe upi upp upr upt upu ur- urc ure uri urp urr urt uru ury utc ute uti utp utr utt utu uty uuc uue uur uut uuu uyc uyi uyu ycc yce yci ycp ycu ycy yec yee yei yep yer yet yey yie yii yip yir yit ypu yrc yre yrp yrt yru ytc yte ytp ytr ytt ytu yue yui yup yur yut yuu yuy yyc yye yyt yyu yyy