c-cd cccc ccdc ccdr cced ccee ccoc ccod ccow ccrc ccre cd-e cd-r cddr cdec cder cdre cec- cece ceco cedd cede cedo ceec ceor cer- cerc cerd cere cero cewe coce coco codd code coed cood cor- corc cord core coro corr cowd cowe crcc crce crcr crdc cre- crec cred cree creo crew croc crod croe croo cror crow crwd cwer cwrw dccc dddd ddoc ddrc ddre dec- decc decd dece deco dedd dede dedo deed deer deor der- derc dere dero derr dewe doce doco dod- dodd dode dodo doer dood door dorc dord dore doro dorr dowd dowe dowr dred dree drew drod drow dwcw dwdd dwec dwer dwor dwrd dwrw dwwe dwww eccc ecce ecco ecdc eced eco- ecod ecrc ecrr eddc edde eddo ede- eder edoc edod eede eeee eeoc eerc eero eocd eode eore ercc erce erde erec ered erer erew eroc erod eroe eroo errc erre erro ewer ewew ewre o-eo occc oce oced ocee ocre ocro ocrr oddd oded odeo oder odoo odor oec- oecc oedo oeec oere oocr ooer oooo oord oore orce orco orde ordo ore- orec ored oreo orer oro- oroe oror orro orwe orwo owed ower owoe owow owre rccc rcdc rcde rcrd rder rdoc recc recd rece recr redc redd rede redo redr reed reod rerd rere rero rewe rocc roce roco rodd rode rodo rodw roed roer rood roor rorc rore roro rowd rowe rowr roww rred rrrr wccc wccd wcce wcco wccr wccw wcdc wcdd wcde wcdo wcdw wcec wced wcee wceo wcer wcoc wcoe wcoo wcor wcrc wcre wcro wcrr wcrw wcwc wdcc wdcd wdce wdco wdcr wdcw wddc wddd wdde wddo wddw wdec wded wdeo wder wdoc wdod wdoe wdor wdow wdrc wdre wdrr wdwd wdwr wecc weco wecr wecw wedc wedd wede wedo wedr wedw weec weed weeo weer weod weow wer- werc werd were wero werr werw wewc wewe wewo wocc woce woco wocr wodc wodd wode woed woer wooc wood woow worc word wore woro worr worw wowc wowe wowo woww wrcd wrce wrco wrcr wrcw wrdc wrdd wrdo wrdr wrdw wrec wred wree wrer wrew wroc wrod wroo wrow wrrc wrrd wrre wrro wrrw wrwc wrwd wrwr wwcd wwco wwcr wwcw wwdc wwdr wwdw wwec wweo wwer wwod wwor wwow wwrc wwrd wwre wwrr wwrw wwwc wwwe wwwr wwww