-er c-- ccc cce cco ccp ccr ccs ccw ce- cec cee ceo cep cer ces cew co- coc coe coo cop cor cos cow cpc cpe cpo cpp cpr cps cpw crc cre cro crp crr crs crw csc cse cso csp csr css csw cw- cwc cwe cwo cwp cwr cws ec- ecc ece eco ecr ecs ecw eec eee eeo eep eer ees eew eo- eoc eoe eoo eop eor eos eow ep- epc epe epo epp epr eps epw erc ere ero erp err ers erw es- esc ese eso esp esr ess esw ewc ewe ewo ewp ewr ews eww oc- occ oco ocp ocr ocs ocw oec oee oeo oep oer oes oo- ooc ooo oop oor oos oow op- opc ope opo opp opr ops opw or- orc ore oro orp orr ors os- osc ose oso osp osr oss osw owc owe owo owp ows oww p-p pcc pce pco pcp pcr pcs pcw pec pee peo pep per pes pew poc poe poo pop por pos pow ppc ppe ppo ppp ppr pps ppw prc pre pro prp prr prs prw ps- psc pse pso psp psr pss psw pwc pwe pwo pwp pwr pws rcc rce rco rcp rcr rcs rcw re- rec ree reo rep rer res rew roc roe roo rop ror ros row rpc rpe rpo rpp rpr rps rpw rrc rrp rrr rrs rsc rse rso rsp rsr rss rsw rwc rwe rwr rws scc sce sco scp scr scs scw se- sec see seo sep ser ses sew soc soe soo sop sor sos sow spc spe spo spp spr sps spw sr- src sre sro srp srr srs srw ss- ssc sse sso ssp ssr sss ssw swc swe swo swp swr sws wcc wce wco wcp wcr wcs wcw wec wee weo wep wer wes wew woc woe woo wop wor wos wow wpc wpe wpo wpp wpr wps wr- wrc wre wro wrp wrr wrs wrw wsc wse wso wsp wsr wss wsw wwc wwe wwo wwp www