c-cd cccc cccl ccdc ccdr cced ccee ccel cclc cclx ccoc ccod ccrc ccre ccrl ccxl cd-e cd-r cddl cddr cdec cder cdex cdre cdxl cec- cece ceco cedd cede cedo ceec ceel cel- celc cele cell celo ceol ceor cer- cerc cerd cere cerl cero cexe clcd cldc cldr clec cled clee cleo cler clod cloe cloo clor clox clrd clro clxx coce coco codd code codl coed coel coex col- cold cole coll colo cood cool cor- corc cord core corl coro corr coxe crcc crce crcr crdc cre- crec cred cree creo crex croc crod croe crol croo cror cxro cxxx dccc dccl dcxl dcxx dddd ddlc ddoc ddrc ddre dec- decc decd dece decl deco dedd dede dedo deed deel deer deld dele dell delo deol deor der- derc dere dero derr dex- dexe dlco do-x doce doco dod- dodd dode dodo doel doer dold dole doll dolo dood dool door dorc dord dore doro dorr dred dree drel drod drol dxcc dxcl dxco dxdc dxdr dxec dxed dxel dxll dxlr dxoc dxol dxrd dxre dxrl dxrr dxrx dxxl dxxr dxxx e-cl eccc ecce eccl ecco ecdc ecdl eced eco- ecod ecol ecrc ecrl ecrr eddc edde eddo ede- edel eder edex edle edoc edod edxl eede eeee eele eeoc eerc eero elce elco elde eldr elec eled elee eleo eler elex elle ello elod elro eocd eode eole eolo eore eorl er-x ercc erce erde erec ered erel erer erld erle erll eroc erod eroe erol eroo errc erre erro excl exco exec exed exel exer exo- exod exor exrx lccc lcce lcdd lcdr lcer lcor lcrd lcrl ldeo lece leco lede ledo leed leel leer lele lell lelo leoc leod leor leox lerc lerd lere lero lexx llcc lldc lllc llll lloc llod lloo locc loce loco lode lold lole loll lolo looc lood looe lool loor lord lore loro lox- loxo lrdd lroc lrrc lrrr lxde lxxx o-eo occc oce oced ocee oclc ocre ocrl ocro ocrr oddd oded odel odeo oder odex odle odoo odor odrl oec- oecc oedo oeec oele oere olcc olde ole- oled oleo oler olle ollo olor oocr ooer oold oolo oooo oord oore orce orco orde ordo ore- orec ored orel oreo orer orex orle orlo oro- oroe oror orro oxer oxo- oxox oxxo rccc rcdc rcde rcle rcrd rder rdoc recc recd rece recr redc redd rede redl redo redr redx reed reel reld rele rell relo reod reol rerd rere rero rexx rlee rocc roce roco rodd rode rodo roed roel roer rold role roll rolo rood rool roor roox rorc rore roro roxo rred rrle rrrr x-ed xcel xdcc xeer xer- xero xexe xloc xlox xoco xolo xoro xoxo xrcd xrod xxxo xxxx