-er c-- ccc cce cco ccr ccs cct ccu ccw ce- cec cee ceo cer ces cet ceu cew co- coc coe coo cor cos cot cou cow crc cre cro crr crs crt cru crw csc cse cso csr css cst csu csw ctc cte cto ctr cts ctt ctu ctw cuc cue cuo cur cus cut cuu cuw cw- cwc cwe cwo cwr cws cwt cwu ec- ecc ece eco ecr ecs ect ecu ecw eec eee eeo eer ees eet eew eo- eoc eoe eoo eor eos eot eou eow erc ere ero err ers ert eru erw es- esc ese eso esr ess est esu esw etc ete eto etr ets ett etu etw eu- euc eue eur eus eut ewc ewe ewo ewr ews ewt ewu eww oc- occ oco ocr ocs oct ocu ocw oec oee oeo oer oes oet oo- ooc ooo oor oos oot oow or- orc ore oro orr ors ort oru os- osc ose oso osr oss ost osu osw ot- otc ote oto otr ots ott otu otw ou- ouc oue ouo our ous out owc owe owo ows owt owu oww rcc rce rco rcr rcs rct rcu rcw re- rec ree reo rer res ret reu rew roc roe roo ror ros rot rou row rrc rrr rrs rrt rru rsc rse rso rsr rss rst rsu rsw rtc rte rto rtr rts rtt rtu rtw ruc rue ruo rur rus rut ruu rwc rwe rwr rws rwu scc sce sco scr scs sct scu scw se- sec see seo ser ses set seu sew soc soe soo sor sos sot sou sow sr- src sre sro srr srs srt srw ss- ssc sse sso ssr sss sst ssu ssw stc ste sto str sts stt stu stw suc sue suo sur sus sut suu suw swc swe swo swr sws swt swu tcc tce tco tcr tcs tct tcu tcw te- tec tee teo ter tes tet teu tew to- toc toe too tor tos tot tou tow trc tre tro trr trs trt tru trw tsc tse tso tsr tss tst tsu tsw ttc tte tto ttr tts ttt ttu ttw tuc tue tuo tur tus tut tuu twc twe two twr tws twt twu tww ucc uce uco ucr ucs uct ucu ucw uec uee uer ues uet uew uoc uoe uoo uor uos uot uow ur- urc ure uro urr urs urt uru urw usc use uso usr uss ust usu usw utc ute uto utr uts utt utu uuc uue uur uus uut uuu uwc uwe uwr uws uww wcc wce wco wcr wcs wct wcu wcw wec wee weo wer wes wet wew woc woe woo wor wos wot wou wow wr- wrc wre wro wrr wrs wrt wru wrw wsc wse wso wsr wss wst wsu wsw wtc wto wtr wts wtt wtu wtw wuc wue wuo wur wus wut wwc wwe wwo wwt wwu www