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ffff ffrr ffun flon floo flor flou fluf fluo flur fnuf fofo foll folo folr fono foof fool foon for- forl forn foro forr foul foun four frol fron frou frun fuff fufu full fulu funf fuor fur- furl furn furo furr llll lloo loff lofn loll lolo lono lonr loof lool loon loor lorn loro loul loun lour louu lron lrrr luff lufu lull lulu lunn luno nfff nfon nnnn nolf noll nolo non- nonn nono nonu noo- nool noon nooo noor nor- norf norn noro norr noul noun nour nron nrrl nuff null nunn nuno nuon nurl nurn nurr nuru off- offo offr offu ofno ofor ollo olof olon olor olur onlf onno onon onor onur ooff oolo oooo orff orfu orlo orlu orno oro- orof oron oror orro ouff oulu oun- our- ourn ouro ouu- rffl roff rofl rofo rolf roll rolo rono roof rool roon roor roro roru rouf roul roun rrrr rrun ruff rufo rull rulo runf runn runo ruro ruru ruun ullo ullr ulno ulo- ulul unlf unno unon unrf unro uofl uofo uor- urff uro- urol uroo urun urur uulu uuno uuuu

floor florn floro floru flour fluff fluo- fluon fluor flurn flurr follo folon forno forro forur fouro frorn fu-fu fullf fullo fuorn furo- furor l-ron lofou lollo lolol loron lorun louro lulul lurun nnooo no-no nofor nofou nofun non-u nonno noonu noron norro norun nroff nu-nu nullo nunon nunun nuoro nurlu nurun offof offon offun ofono oforn ofour ollon ollur olour onoff onoon onorn onour ooooo orfor orful orlon ornon orolu orono oruro oullo oulon oulun ouoro ourno ourol ro-ro rofor rolfo rollo rolon ronno roull ruffo rufo- rufol rullo rulon runo- runof runon ufofu ullur ulno- ululu uluru unfun unfur unnun unnur unoor unorn unrol unrun unurn urour uuuuu

fluor- fluoro foofoo foofur forfun foufou fourof fourou frollo fullof fullon funoon funrun furfur furour furrfu furuno lloro loloru lonnol looloo loulon loulou lourlo lufful lunlun lurulu nofool noforn non-no nonono nonoon noonoo noonor noroff noroof nounou null-o nullor nurulu of-run oloron olorun on-off onroll oooooo orloff orrour ouolon ouroun roflol rollon roloff ronnon ronron rouful rounou run-on runfor runoff ruurlo ulloor unfool unfoul unfull unfurl unlull unroll unroof urnful

floroon floroun fluoro- foo-foo forloff forlorn fou-fou full-on furrour loonloo looroll nonfoul nonfull nonnull nonroof off-off onoffon roll-on rolloff run-off unfloor

forfrorn froufrou furfurol nonfloor nononono oolooloo roll-off roulroul

fllllllll four-four frou-frou funfunfun runrunrun unforlorn

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