-er -ic -ol -up c-- ccc cce cci ccl cco ccp ccr ccs ccu ce- cec cee cei cel ceo cep cer ces ceu ci- cic cie cii cil cio cip cir cis ciu cl- clc cle cli cll clo clp clr cls clu co- coc coe coi col coo cop cor cos cou cpc cpe cpi cpl cpo cpp cpr cps cpu crc cre cri crl cro crp crr crs cru csc cse csi csl cso csp csr css csu cuc cue cui cul cuo cup cur cus cuu ec- ecc ece eci ecl eco ecr ecs ecu eec eee eel eeo eep eer ees eic eie eii eil eio eip eir eis eiu elc ele eli ell elo elp elr els elu eo- eoc eoe eoi eol eoo eop eor eos eou ep- epc epe epi epl epo epp epr eps epu erc ere eri erl ero erp err ers eru es- esc ese esi esl eso esp esr ess esu eu- euc eue eui eul eup eur eus icc ice ici icl ico icp icr ics icu ie- iec iee iei iel iep ier ies iic iie iii iil iio iip iir iis iiu il- ilc ile ili ill ilo ilp ilr ils ilu io- ioc ioe ioi iol ioo iop ior ios iou ipc ipe ipi ipl ipo ipp ipr ips ipu ir- irc ire iri irl iro irp irr irs iru is- isc ise isi isl iso isp isr iss isu iu- iuc iue iui iup iur ius l-p lcc lce lci lcl lco lcp lcr lcs lcu lec lee lei lel leo lep ler les leu lic lie lii lil lio lip lir lis liu llc lle lli lll llo llp llr lls llu loc loe loi lol loo lop lor los lou lpc lpe lpi lpl lpo lpp lpr lps lpu lrc lri lro lrp lrr lrs lru lsc lse lsi lsl lso lsp lsr lss lsu luc lue lui lul luo lup lur lus luu o-i oc- occ oci ocl oco ocp ocr ocs ocu oec oee oei oel oeo oep oer oes oic oie oii oil oio oip oir ois oiu olc ole oli oll olo olp ols olu oo- ooc ooi ool ooo oop oor oos op- opc ope opi opl opo opp opr ops or- orc ore ori orl oro orp orr ors oru os- osc ose osi osl oso osp osr oss osu ou- ouc oue oui oul ouo oup our ous p-p pcc pce pci pcl pco pcp pcr pcs pcu pec pee pei pel peo pep per pes peu pic pie pii pil pio pip pir pis piu plc ple pli pll plo plp plr pls plu poc poe poi pol poo pop por pos pou ppc ppe ppi ppl ppo ppp ppr pps ppu prc pre pri prl pro prp prr prs pru ps- psc pse psi psl pso psp psr pss psu puc pue pui pul pup pur pus puu rcc rce rci rcl rco rcp rcr rcs rcu re- rec ree rei rel reo rep rer res reu ric rie rii ril rio rip rir ris rlc rle rli rll rlo rlp rlr rls rlu roc roe roi rol roo rop ror ros rou rpc rpe rpi rpl rpo rpp rpr rps rpu rrc rri rrl rrp rrr rrs rru rsc rse rsi rsl rso rsp rsr rss rsu ruc rue rui ruo rup rur rus ruu scc sce sci scl sco scp scr scs scu se- sec see sei sel seo sep ser ses seu sic sie sii sil sio sip sir sis siu slc sle sli sll slo slp slr sls slu soc soe soi sol soo sop sor sos sou spc spe spi spl spo spp spr sps spu sr- src sre sri srl sro srp srr srs ss- ssc sse ssi ssl sso ssp ssr sss ssu suc sue sui sul suo sup sur sus suu ucc uce uci ucl uco ucp ucr ucs ucu uec uee uei uel uep uer ues uic uie uii uil uio uip uir uis uiu ulc ule uli ull ulo ulp ulr uls ulu uoc uoe uol uoo uop uor uos up- upc upe upi upo upp upr ups upu ur- urc ure uri url uro urp urr urs uru usc use usi usl uso usp usr uss usu uuc uue uur uus uuu