c-cor c-dot ccccc ccrcl cctld cctrl cfour clcff clodo cloff cloof cloor cloot clort cloud clour clout cluff clurr clutt co-co cocc- cocco cocol cocto cocur codco codo codru cofur coll- colld collo colo- color colur coold coolo coord corfo corfu corlu coro- corod corol corot corrl corto cott- cotto cottu cotul couco could coull coult courd courl court couru couto coutu croco crodo croft croll crood crool croot crott croud croul crout crudo cruft crull cruor ctcfl ctrlc ctrol ctulu cudot cullu culot culto culur cuoco curll curlo curlu curro curto cutco cutcu cutro cutto d-cru d-dot d-loc d-rod ddddd do-do do-ol dodol dodoo dodro dofor dollo dollu dolor doodo doout dordt dorff dorot dorud dotoo dotto doufu doull douro droff droll drood droof drool drott droul drout dtour ducor duddo dudou duduc dufur dullu duroc durtu ffold flocc flodd flood floor floro floru floto floud flour flout fludd fluff fluo- fluor flurr flurt fodor folco follo foord ford- fordo forro forto forud forur fotur fould fourd fouro frodo frood froot froud fruct fruto ftord ftrtt fu-fu fuco- fuddu fulco fullf fullo fuoco furo- furor furud futur fuudo loco- locro loddo lodro lofou lollo lolol looft loord lorut lotof lotor lotru lotto lotud lourd louro ltcol lucur luddu luluc lulul lutol lutto occur ocftc ocllo octo- octol octor ocul- oculo oddur odolo odoul odour odttf odudu odulf oduro offof offto ofold ofoto ofour oldto ollur olord olotu olour ooooo ordoc ordro orduc orfor orful oroco orodo orold orolu orout ortoo oruro orutu otolo ototo otour ottur otulu oullo ouoro ourol outdo outof outro outto r-co- rcolo rdllr ro-ro rocco rocor rocou rodl rodoc rodor rofor rolfo rollc rollo roodu rooft rotfl roto- rotol rotor rotot rotto roull routt rucul ruffo rufo- rufol rullo rutul ruutu to-do tocco toco- tocut todor toffo tofol tofor toldo tollo toloo tolor tolu- toold toolt toord tordu torro torto tortu torud torul toto- totoo tould toull tourd touro troco troff troft troll trood trott troul trout truco trudo truff trull truro ttttt tuctu tudor tudou tudur tulfo tulor tulou tuotu turco turoc turot turro turtu turul turut tutor tutto tuuru udol udoll udult ufofu ulcot ullur ululu uluru urour urtlu urucu urutu utro- utror uttur uturu ututo uuuuu