bholu bhool bhour bloch bloor blorb bluff blufr blurb blurr bo-bo bo-ho boboc bobr bocho bocor boffo bohol bohor bolho boll- bollo bollu booch booco booru borbo borch boro- boroo borou borro borul bouch boul- boulc boulo brloh brobo broch brohl broll brolo brool brrrr bruch bruff bruhl brull bucco bucho buchu bucur buffo bulb- bulch bull- bulou bulul buoch buoho burch burcu burol buroo burro burru buruc c-cor ccccc ccrcl cfhof cfour chlor chlou choco choff chol- choll cholo choof choor chor- chorl choro chubb chuff chull chulo chur- churl churr churu chuul clcff cloch cloff cloob cloof cloor clour clubb cluff clurr co-bo co-co cobol cocc- cocco cochl cocol cocur cofur cohob cohol cohoo colch coll- collo colo- color colur cooch coolo corbo corbu corfo corfu corlu coro- corol corrl couch couco coull courb courl couru croco croll crool croul crull cruor cubo- cubub culch cullu culur cuoco curch curll curlo curlu curro flocc floch flohr floor floro floru flouh flour fluff fluo- fluor flurb flurr folch folco follo forch forro foruh forur fouch fourb fourh fouro fu-fu fuchu fuco- fulco fullf fullo fuoco furbo furch furo- furor h-cho hcooh hhhhh hhour ho-ho ho-oh hobol hobor hobro hobub hocco hofuf hoful hohol holbr hollo holo- holor holou holub holul hooch horch horol horro horru houch houff hourc hroch hrolf hubur hucch hucho hucul huhuh hulch hullo huolu hurll huuru lluch lobbo lobo- lobor locho loco- locro lofou lohho lohur lollo lolol loobu looch lorch louch louro lubur luchu lucur luluc lulul lurch o-r-b obhor obolo oboro occur ochl- ochro ocllo ocr-b ocul- oculo offof ofour oh-oh ohchr ohfoo ohour ohrob ollur olour ooooh ooooo orfor orful orobo oroch oroco orolu oruch oruro oucho oullo ouoro ourol r-co- rcolo ro-ro robbo robo- robor robur rocco rocor rocou rofor rohff rohob rohru rolfo rollc rollo rorbu rouch roull rubof rubor rucul ruffo rufo- rufol ruhub rullo ubobo uchuu ufofu uforb uh-oh uh-uh uhhoh uhhuh uhuru ullur ululu uluru uroob urour urubu urucu uuuuu