c-p-c ccccc cduce ceded cedex ceede cefcu cfu-e cpcfc cudde cueup cufeu cuffe ddddd dedde dedee deece deede deefe deeff deepc deepe deepp deepu defce defed defex deffe depce depex depue deuce duded duduc dueup duped dxdxd e-dee eccup educe eeeee eefde eeped eepee effed exced execx exede exfed exude fceux fed-x fedde fedee fedex fedup feued fu-fu fudde fuddu pc-fx pc-ux pdf-x pedee peece peedu pepee peppe pepup peuce peude pexec pudde puppe u-cee upc-e upedu upped uuuuu xceed xduce xexeu xexex