-er c-- ccc ccd cce cck cco ccr cct ccw cdc cdd cde cdk cdo cdr cdt cdw ce- cec ced cee cek ceo cer cet cew ckc ckd cko ckt ckw co- coc cod coe cok coo cor cot cow crc crd cre crk cro crr crt crw ctc ctd cte ctk cto ctr ctt ctw cw- cwc cwd cwe cwk cwo cwr cwt dcc dcd dce dck dco dcr dct dcw ddc ddd dde ddk ddo ddr ddt ddw de- dec ded dee dek deo der det dew dkc dke dkk dko dkr dkt dkw doc dod doe dok doo dor dot dow drc drd dre drk dro drr drt drw dtc dtd dte dtk dto dtr dtt dtw dwc dwe dwo dwr dwt dww ec- ecc ecd ece eck eco ecr ect ecw ed- edc edd ede edk edo edr edt edw eec eed eee eek eeo eer eet eew ekc ekd eke eko ekr ekt eo- eoc eod eoe eok eoo eor eot eow erc erd ere erk ero err ert erw etc etd ete etk eto etr ett etw ewc ewd ewe ewk ewo ewr ewt eww k-t kcc kcd kce kck kcr kct kdc kde kdk kdo kdr kdt ke- kec ked kee kek keo ker ket kew kkc kke kkk kkr kkt koc kod koe kok koo kor kot kow krc krd krk kro krr krt krw ktc kte ktk kto ktr ktt ktw kw- kwc kwd kwk kwo kwt kww oc- occ ocd ock oco ocr oct ocw odc odd ode odo odr odt oec oed oee oeo oer oet okc okd oke okk oko okr okw oo- ooc ood ook ooo oor oot oow or- orc ord ore ork oro orr ort ot- otc otd ote otk oto otr ott otw owc owd owe owk owo owt oww rcc rcd rce rco rcr rct rcw rdc rdd rde rdo rdr rdt re- rec red ree rek reo rer ret rew rkc rke rkk rko rkt roc rod roe rok roo ror rot row rrc rrd rrk rrr rrt rtc rtd rte rtk rto rtr rtt rtw rwc rwd rwe rwr tcc tcd tce tck tco tcr tct tcw tdc tdd tde tdk tdo tdr tdt tdw te- tec ted tee tek teo ter tet tew tkc tke tkk tko tkr tkt tkw to- toc tod toe tok too tor tot tow trc trd tre trk tro trr trt trw ttc ttd tte ttk tto ttr ttt ttw twc twd twe two twr twt tww wcc wcd wce wck wco wcr wct wcw wdc wdr wdt wec wed wee wek weo wer wet wew wkc wkd wke wko wkr wkt wkw woc wod woe wok woo wor wot wow wr- wrc wrd wre wrk wro wrr wrt wrw wtc wtd wto wtr wtt wtw wwc wwd wwe wwo wwt www