c-cd cccc cccf ccci cccu ccdc ccdf ccdi ccdr cced ccee ccfc ccfd ccff ccfi ccic ccid ccii ccir ccrc ccre ccrf ccri ccuc cd-e cd-r cddr cdec cdef cder cdfe cdic cdii cdre cec- cece ceci cedd cede cedi cedu ceec cef- cefc cer- cerc cerd cere cerf ceri ceui cfcf cffr cfre cicc cici cicr cicu cidc cide cidi cidr ciee cier cife ciff ciid ciii circ cire ciri cirr ciuc crcc crce crcr crdc cre- crec cred cree crei creu crfc cric crie crif criu crud crue cucc cuce cuci cude cudi cued cuer cufc cuff cufi cui- cuif cuir curd cure curf curi curr dccc dcci dccu dcfc dcii dddd ddie ddrc ddre dec- decc decd dece deci dedd dede dedi dedu deed deef deer defe deff defi deid deie deif deir der- derc dere derf deri derr deue deur dfcc dfcu dfer dfrf dfri dice dici dide didi didu died dief dier dieu dif- diff diii dird dire dirr dred dree dref drei drfc dric drie drif drue drui druu duce dudd dude dudu duer dufc duff dufu duid duif duir dure duri duru duur eccc ecce ecci ecdc ecdf eced ecef ecfc ecfr ecrc ecrf ecri ecrr ecru eddc edde eddi ede- edei eder edfu edie edif edru educ edur eede eedu eeee eefe eerc effi efic eid- eide eidi eidr eidu eiec eied eiei eier eird eire ercc erce erde erdf erdi erec ered erei erer erfc eric erie eriu errc erre eruc erur eucd eude euer eufc eufi eur- eurc eure fccf fcic fcii fdic fece fede fedi feed feer fefc fefe feff fefi feid feie feir ferc ferd fere ferr feru feud ffcc ffee ffff ffii ffrr ficc fice fidc fide fidf fiec fief fier fifc fife fiff fifi fiii fire frcc fred free frei frfc fric frid frie frue fuc- fuci fudd fude fudi fufc fuff fufu fuid fuir fur- fure furi furr iccc iccf icci iccr iccu icdc icdd icde icec iced icee icef icer icrc icre icrf icrr icru icue idce idcr idec ided idee idef ider idfc idic idid idie idir idrc idre idrf iecc iedr ieie iere ieri ieud ifcd ifer ific ifid ifrf ifri iicd iide iied iiie iiii iirc iiuc ircc ircd ircu irdc ired iree irer irfe irfu iri- iric irid irie irrc irre irri iucc iuce iuef iuiu rccc rcdc rcde rcfc rcic rcid rcrd rder recc recd rece reci recr recu redc redd rede redi redr redu reed reef refd refe reff refi refr refu reid reif reii reir reiu rerd rere reri reru reue reuf reuu rfdi rfef rffc rfic rfid ricc rice ridc ridd ride ridi ried rief rier rieu rife riff rifu riif rire riri riue rred rrfc rrif rrrr ruce ruci rudd rude rudi rued ruer rufc rufe ruff ruid ruif rurc rurd rure ruri ruru ruud u-ie ucci ucdc ucdd ucrc uddi uder udic udid udir ueir ufcu ufer uffe uirr urci urde urdu ure- ured urfe urff urfi uric urie urif uriu urre urri urur uuri uuuu