c-cor ccccc ccrcl cloor clour clurr cnnnn co-co cocc- cocco cocol cocon cocur coll- collo colo- colon color colun colur concl conco concr connu cono- conon conor coolo corlu corno cornu coro- corol coron corrl corun couco coull courl couru croco croll crool croon croul croun crull cruor cullu culur cunco cuoco curll curlo curlu curno curro l-ron loco- locon locro lollo lolol lonco loron lorun louro lucun lucur luluc lulul lurun nnooo no-no non-u nonno noonu norco noroc noron norro norun nu-nu nucor nullo nunon nunun nuoro nurlu nurun occur ocllo ocorn ocul- oculo ollon ollur olour onco- oncol onoon onorn onour ooooo orcon orlon ornon oroco orolu orono oruro oullo oulon oulun ouoro ourno ourol r-co- rcolo ro-ro rocco rocor rocou rollc rollo rolon ronco ronno roull rucul rullo rulon runcu runo- runon u-con uconn ullur ulno- ululu uluru uncol uncon uncor unnun unnur unoor unorn unrol unrun unurn urour urucu uuuuu