c-cor ccccc ccrcl cctrl cfour clcff cloff cloof cloor cloot clort clour clout cluff clurr clutt co-co cocc- cocco cocol cocto cocur cofur coll- collo colo- color colur coolo corfo corfu corlu coro- corol corot corrl corto cott- cotto cottu cotul couco coull coult courl court couru couto coutu croco croft croll crool croot crott croul crout cruft crull cruor ctcfl ctrlc ctrol ctulu cullu culot culto culur cuoco curll curlo curlu curro curto cutco cutcu cutro cutto flocc floor floro floru floto flour flout fluff fluo- fluor flurr flurt folco follo forro forto forur fotur fouro froot fruct fruto ftrtt fu-fu fuco- fulco fullf fullo fuoco furo- furor futur loco- locro lofou lollo lolol looft lorut lotof lotor lotru lotto louro ltcol lucur luluc lulul lutol lutto occur ocftc ocllo octo- octol octor ocul- oculo offof offto ofoto ofour ollur olotu olour ooooo orfor orful oroco orolu orout ortoo oruro orutu otolo ototo otour ottur otulu oullo ouoro ourol outof outro outto r-co- rcolo ro-ro rocco rocor rocou rofor rolfo rollc rollo rooft rotfl roto- rotol rotor rotot rotto roull routt rucul ruffo rufo- rufol rullo rutul ruutu tocco toco- tocut toffo tofol tofor tollo toloo tolor tolu- toolt torro torto tortu torul toto- totoo toull touro troco troff troft troll trott troul trout truco truff trull truro ttttt tuctu tulfo tulor tulou tuotu turco turoc turot turro turtu turul turut tutor tutto tuuru ufofu ulcot ullur ululu uluru urour urtlu urucu urutu utro- utror uttur uturu ututo uuuuu