kour kouu krbb krbd krbk krbr krcb krcc krcd krcn krco krcu krdc krdd krdo krdr krdu krkc krkd krkk krkn krko krkr krku krnb krnd krnk krnn krno krnu krob kroc krod krok kroo kror krrb krrc krrk krrn krro krrr kruc kruk krun krur kubb kubc kubd kubo kubr kubu kucb kucc kucd kuco kucr kudd kudo kudu kukk kukn kuku kunc kund kunk kuno kunr kunu kuok kuon kuoo kurb kurd kurk kuro kurr kuru kuub kuuk kuur kuuu nbbc nbbo nbcc nbco ncbc nccc nccn nccr nccu ncdc ncdn ncdr ncdu ncnc ncnd ncoc ncor ncrc ncuk ndcc nddb nddo ndoc ndor ndrc nkok nkor nndb nnnn nobc nobo nobu nock noco nodo nodu noko non- nonn nono nonu noo- noob nook noon nooo noor nor- norb norc nord nork norn noro norr noun nour nrdc nroc nron nrrc nrrd nubc nubk nuck nucu nudc nudd nudo nuku nunc nunk nunn nuno nuoc nuon nurc nurd nurn nurr nuru nuuk obbo obkb obok obon obor obro ocbc occc occn ocon ocro ocrr ocur odbo oddd odnb odon odoo odor odou odur okcu okko okno okok okon okor okro okun okur onc- oncd onco ondo onno onod onon onor onur oocr ooku oooo oord orbb orbo orbu orco ordn ordo ordu orko ornc orno oro- orok oron oror orro orub oucc oudc oun- ound our- ourn ouro ouu- rbbb rbbr rcbc rcbo rccb rccc rcdc rcnr rcon rcrd rdoc rnbr rnco rndc rnod rob- robb robo robu rocc rock roco rodd rodo rokk roko rokr roku ronc rond ronk rono roob rood rook roon roor rorc rork roro roru roub roud rouk roun rrrr rrun rubb rubu ruck rudd rudo rukk rukn ruku runc rund runk runn runo ruok rurc rurd ruro ruru ruud ruun ubbo uboc ubod ubon ubud ucbc ucdc ucdd ucon ucrc udbc udon udoo uduk udun ukcc ukko uknc ukok ukon ukrc ukur unbd uncc unco undo unkn unko unno unon unro uocc uor- urdu uro- urok uroo uruk urun urur uuno uuoc uuuu

b-r-k bbook bckdk bcock bdoor bkorn bo-bo bobko boboc bobok bobr bocon bocor bodd- bodoc bodor bokko bokod bokok bokor bokun bondo bonon bonou bonud boock booco booko boond boonk boord boorn booru borbo borck bordo borko borku born- borno bornu boro- borod borok boron boroo borou borro borun bouck boudu bouko bound bourd bourn brcko brobo brock brodd brodo bronc brond bronk bronn brood brook broon broud brouk broun brrrr bruck brud- brunk brunn bruno bruun bubon bucco bucko bucku bucur buddu budko budoc budur bukk- buknu bukor bunco bundu bunko bunud bunuk bunun buono buord burck burcu burn- buron buroo burro burru buruc burud buruk burun c-cor ccccc cnnnn co-bo co-co cocc- cocco cocon cocur codco codo codon codru cokk- conck conco concr condo condr connu cono- conob conon conor coord corbo corbu corno cornu coro- corod coron corun couco cound courb courd couru crock croco crodo cronk crood crook croon croud crouk croun cruck crudo crunk cruor cubo- cubub cucuk cukor cunco cuoco curno curro d-con d-cru d-rod d-rok dc-uk dconn ddddd ddruk do-do dobok dobro dodon dodoo dodro dokdo dokuo donck dondo donon donor doodo dooku doorn dorno doron dorud doruk douck dounk douro drbob drobo drock dronk drood drook droon drouk droun drunk du-ku dubbo dubno dubon dubuc ducor ducun duddo dudok dudon dudou duduc duduk dukku dukun dundo dunno dunod dunun durno duroc durok duron k-b-d k-rob knock knokk knork knorr knoud knuck knurr ko-ko kobru kobuk kobun kocon kodok kodur kokko kokor kokou kokur konbu kondo konno konnu konro konur koonu koord koorn kooru korbo korck korku korno koron koror korro koruk korun koudo kouno krnuo krock krodo kronk kroon kroun krunk kruun kubok kucuk kudou kudur kukko kukok kukur kund- kundo kundu kunku kunur kurbu kurku kuruc kurud kuruk ndour nduru nkubu nnooo no-do no-no nobob nobuo nokko nokon non-u nondo nonno noonu noord norbu norcd norco nordo noroc norok noron norro norun nu-nu nucor nudur nunon nunun nuodb nuoro nuruk nurun o-bon o-r-b obock obodo oboro obrok obudu occur ockro ocorn ocr-b oddur odour odudu oduro okkur okobo okoc okoro okubo okuku okuru oncdr onco- onnbc onond onoon onorn onour ooooo orcon ordoc ordon ordro orduc ornon orobo oroco orodo orono oruku oruro oudon ouoro ourno r-co- ro-ro robbo robo- robon robor robun robur rocco rockn rocko rocor rocou rodbo rodoc rodok rodon rodor rokkk rokon ronco rondo ronk- ronko ronno ronok roodu roond rorbu rouko round rubon rubor rudkk rudno rudok runcu rundu runo- runon u-con u-dub ubobo uconn ukcdr ukobu ukodo unbud unccd uncod uncok uncon uncor undub undun undur unkur unnun unnur unodc unoor unorn unrun unurn urduk urkun urnok uroob urour urubu urucu uuork uuuuu

bbbbbb bobrok bobrun boccob bocock bocono bodock bodoco bokoro bonbon bondon bonduc bonnor bonobo booboo borbon borbor bordon bordun borkou bornon boroko bororo boubou boucon boudon boudou boukou bounou bourou brncrd brocco brocor brodno brokkr bronco bronko bronno broock brouck brubru brudno bruron buborn bububu bucco- budruk bukkur bukuru bundoo burbur burdon burdur burnou burnuk buruku cobbob coborn coburn cocco- cococo cocoon codnor concon concur condon condor connon connor conoco conrod coocoo coodoo cookoo corbon cordon cordun cornod cornon coroun corour coruco corund coruro coubon coudun courbu courr- crocco cronon cruro- cuckoo cucurb cuddon curour curror cururo d-book dobroc dobron dobrun docock dododo dodunk dok-do dokuro dondon donkor donoor donour dorbod dorcon dordon dorobo dorond dorood dororo doudou dourou dubcon dubdub duboko duddon dukono duncur dundun dundur dunoon dunord durbok durcon k-rock knock- kobodo koboko kodkod kodoku koduru kokoku kokoon kokoro kokoun kokubo kondor konnor konnur koodoo kookoo koonur kordun korkor kororo korubo korunk koruru koubou koudou koukou kouoro kourou kronor kronur kudrun kuduro kuduru kuknur kukoc kukurd kundoo kundru kundun kundur kunkur kunnur kurdcu kurkcu kurkun kuroko kurund kururu nkonko nkoroo nnundu no-doc noboru nobuko nodock non-no noncon nonkon nonodd nonono nonoon noonoo noonor nounou nubuck nukkuu nukunu o-knon obokun obudno occour odoorn okondo onbook oncorn ookroo oooooo oordoo orccon