-ol fff ffk ffl ffn ffo ffr ffu fkf fkk fkl flf fll fln flo flr flu fnf fnk fnl fnn fnr fnu fof fok fol fon foo for fou frf frk frl frn fro frr fru fuf fuk ful fun fuo fur fuu kff kfo kfu kkk kkl kkn kkr kku kl- klf klo klr klu kn- knf knk knl knn kno knr knu kof kok kol kon koo kor kou krf krk krl krn kro krr kru kuk kul kun kur kuu lff lfk lfl lfn lfo lfr lfu lkl lkr llf llk lll lln llo llr llu lnk lnl lnn lno lnr lnu lof lok lol lon loo lor lou lrf lrk lrn lro lrr lru luf luk lul lun luo lur luu nff nfk nfl nfn nfo nfr nfu nkf nkk nkn nko nkr nku nlf nlk nll nln nlo nlr nlu nnf nnk nnl nnn nno nnu no- nof nok nol non noo nor nou nrf nrk nrl nrn nro nrr nru nuk nul nun nuo nur nuu of- off ofl ofn ofo ofr ofu okk okl oko okr oku olf olk oll oln olo olu on- onf onk onl onn ono onr onu oo- oof ook ool oon ooo oor or- orf ork orl orn oro orr oru ou- ouf ouk oul oun ouo our rff rfk rfl rfn rfo rfr rfu rkf rkk rko rku rlf rll rln rlo rlr rlu rnn rno rnr rnu rof rok rol ron roo ror rou rrf rrk rrl rrn rrr rru ruf ruk run ruo rur ruu uff ufl ufn ufo ufr ufu ukf ukk ukl ukn ukr uku ulf ulk ull uln ulo ulr ulu un- unf unk unl unn uno unr unu uok uol uon uoo uor ur- urf urk url urn uro urr uru uun uur uuu

f--k ffff ffrr ffun flok flon floo flor flou fluf fluo flur fnuf fofo folk foll folo folr fono foof fook fool foon for- fork forl forn foro forr foul foun four frol fron frou frun fuff fufu fukk fuko fuku fulk full fulu funf funk fuor fur- furl furn furo furr k-lo kfff kffk kffn kflf kfll kfln kflo kfnf kfnk kfnl kfnn kfno kfok kfon kfoo kfor kfrn kfro kfrr kfru kful kfun kfuo kkfn kkfr kkkk kklf kkll kkln kklo kknn kkno kknu kkol kkon kkoo kkor kkrf kkrk kkrl kkrn kkro kkrr kkuu klff klfn klkk klkl klkn klko klkr kllk klnn klno klok klol klon kloo klor klou klrf klrk klrn klrr klru kluf kluk klun klur kluu knfl knfo knfr knkk knlf knlr knnk knnr knok knol knon knor knou knrk knro knuk knur koff kofk kofo kofu kokf kokk kokn koko kokr koku kolf kolk koll koln kolo kolr kolu konk kono kook kool koon kooo koor koou korf kork korl korn koro korr koru koul kour kouu krff krfn krfo krkk krkn krko krkr krku krlf krln krnk krnn krno krnu krof krok krol kroo kror krrf krrk krrl krrn krro krrr kruf kruk krul krun krur kuff kufn kufo kufr kukk kukl kukn kuku kulf kull kuln kulo kulu kunk kuno kunr kunu kuok kuol kuon kuoo kurk kurl kuro kurr kuru kuuk kuul kuur kuuu llll lloo lnnk loff lofn lokk loko loll lolo lonk lono lonr loof look lool loon loor lork lorn loro louk loul loun lour louu lron lrrr luff lufu luko lull lulu lunk lunn luno lurk luuk nfff nfon nkok nkor nkrf nnnn noko nolf noll nolo non- nonn nono nonu noo- nook nool noon nooo noor nor- norf nork norn noro norr noul noun nour nron nrrl nuff nuku null nunk nunn nuno nuon nurl nurn nurr nuru nuuk off- offo offr offu ofno ofor okko oklo okno okok okol okon okor okro okul okun okur ollo olof olon olor olur onlf onno onon onor onur ooff ooku oolo oooo orff orfu orko orlo orlu orno oro- orof orok oron oror orro ouff oulk oulu oun- our- ourn ouro ouu- rffl rkkf roff rofl rofo rokk roko rokr roku rolf rolk roll rolo ronk rono roof rook rool roon roor rork roro roru rouf rouk roul roun rrrr rrun ruff rufo rukk rukn ruku rulk rull rulo runf runk runn runo ruok ruro ruru ruun ufuk ukko ukok ukon ukur ullo ullr ulno ulo- uluk ulul unkl unkn unko unlf unno unon unrf unro uofl uofo uor- urff uro- urok urol uroo uruk urun urur uulu uuno uuuu

floko flook floor florn floro floru flour fluff flunk fluo- fluon fluor flurn flurr follo folon forno forro forur fouro frorn fruko fu-fu fullf fullo funko fuorn furo- furor klonk kloof klunk knokk knoll knork knorr knuff knurl knurr ko-ko kofun kokko kokor kokou kokur kolff kollo kollu kolno kolol kolun kolur konno konnu konro konur koolu koonu koorn kooru korff korku korno korol koron koror korro koruk korun koufu koulo kouno krnuo kroll kronk kroon kroun krull krunk kruun kukko kukok kukur kullo kullu kulno kulor kulul kulun kulur kunku kunur kurku kurlu kuruk l-ron lofou lokur lollo lolol lonko lookf loron loruk lorun louro lukko lukok lukou lulul lurun nkolo nnooo no-no nofor nofou nofun nokko nokon nokul non-u nonno noonu norok noron norro norun nroff nu-nu nuklo nullo nunon nunun nuoro nurlu nuruk nurun offof offon offun ofono oforn ofour okfol okkur okoro okuku okuru ollon ollur olour onoff onoon onorn onour ooooo orfor orful orlok orlon ornon orolu orono oruku oruro oullo oulon oulun ouoro ourno ourol ro-ro rofor rokkk rokon rolfo rollo rolok rolon ronk- ronko ronno ronok rouko roulk roull ruffo rufo- rufol rullo rulon runo- runof runon ufofu uknof ukoln ullur ulno- ululu uluru unfun unfur unkur unnun unnur unoor unorn unrol unrun unurn urkun urnok urour uuork uuuuu

fluor- fluoro foofoo foofur forfun foufou fourof fourou frollo fukuro fullof fullon funoon funrun furfur furour furrfu furuno kofuku kokofu kokoku kokolo kokoon kokoro kokoun kokufu kolluk kololo konnor konnur konrul kookoo koonur korkor kororo korunk