-er -ic -ol -up c-- ccc cce cci ccl cco ccp ccr ccu ce- cec cee cei cel ceo cep cer ceu ci- cic cie cii cil cio cip cir ciu cl- clc cle cli cll clo clp clr clu co- coc coe coi col coo cop cor cou cpc cpe cpi cpl cpo cpp cpr cpu crc cre cri crl cro crp crr cru cuc cue cui cul cuo cup cur cuu ec- ecc ece eci ecl eco ecr ecu eec eee eel eeo eep eer eic eie eii eil eio eip eir eiu elc ele eli ell elo elp elr elu eo- eoc eoe eoi eol eoo eop eor eou ep- epc epe epi epl epo epp epr epu erc ere eri erl ero erp err eru eu- euc eue eui eul eup eur icc ice ici icl ico icp icr icu ie- iec iee iei iel iep ier iic iie iii iil iio iip iir iiu il- ilc ile ili ill ilo ilp ilr ilu io- ioc ioe ioi iol ioo iop ior iou ipc ipe ipi ipl ipo ipp ipr ipu ir- irc ire iri irl iro irp irr iru iu- iuc iue iui iup iur l-p lcc lce lci lcl lco lcp lcr lcu lec lee lei lel leo lep ler leu lic lie lii lil lio lip lir liu llc lle lli lll llo llp llr llu loc loe loi lol loo lop lor lou lpc lpe lpi lpl lpo lpp lpr lpu lrc lri lro lrp lrr lru luc lue lui lul luo lup lur luu o-i oc- occ oci ocl oco ocp ocr ocu oec oee oei oel oeo oep oer oic oie oii oil oio oip oir oiu olc ole oli oll olo olp olu oo- ooc ooi ool ooo oop oor op- opc ope opi opl opo opp opr or- orc ore ori orl oro orp orr oru ou- ouc oue oui oul ouo oup our p-p pcc pce pci pcl pco pcp pcr pcu pec pee pei pel peo pep per peu pic pie pii pil pio pip pir piu plc ple pli pll plo plp plr plu poc poe poi pol poo pop por pou ppc ppe ppi ppl ppo ppp ppr ppu prc pre pri prl pro prp prr pru puc pue pui pul pup pur puu rcc rce rci rcl rco rcp rcr rcu re- rec ree rei rel reo rep rer reu ric rie rii ril rio rip rir rlc rle rli rll rlo rlp rlr rlu roc roe roi rol roo rop ror rou rpc rpe rpi rpl rpo rpp rpr rpu rrc rri rrl rrp rrr rru ruc rue rui ruo rup rur ruu ucc uce uci ucl uco ucp ucr ucu uec uee uei uel uep uer uic uie uii uil uio uip uir uiu ulc ule uli ull ulo ulp ulr ulu uoc uoe uol uoo uop uor up- upc upe upi upo upp upr upu ur- urc ure uri url uro urp urr uru uuc uue uur uuu