dddd didi dido didu dif- diff diii dilf dili dill dilo din- dini dinn dino dinu diol dion diou dlii dlil dod- dodd dodi dodo doff doid doil doin dold dolf doli doll dolo dolu dond doni donn dono dood doof dool doon doud douf doul doun dudd dudo dudu duff dufu duid duif duil duin duli dull dulo dulu dunn duno duo- duon duul ffff ffii ffun fidf fido fiff fifi fifo fiii fiil fild fili fill filn filo find fini finn fino fion flid flii flin flod flon floo flou flud fluf fluo fndd fndn fnuf fofo foid foil foin fold foli foll folo fond fono food foof fool foon foud foul foun fudd fudi fuff fufu fuid fuil fuli full fulu fund funf i-no iddo idid idil idin idio idli idno idol idon idun iduo ifid ifil ifni ifno iiii iiio iino iioi iioo ilin ilio ill- illd illi illo ilni ilno iloo ilud ind- indi indo indu infi infl info inid inni inno innu ino- inoi inol inon inou inui inul inun iod- iodd iodo ioii ioio iolo ioni ionn iono ioof iooi iooo ioun iuiu iuno ldif lidl lido liff lifl lifo liii liin lili lill lilo lilu lind linn lino lio- liod lion liuf liun llll llod lloo llud lndn lodi loff lofi lofn loid loif loin loiu lold loli loll lolo lond loni lono lood loof lool loon loud loui loul loun louu ludd ludi ludo luff lufu luif luin luli lull lulu lund luni lunn luno n-ii nddo ndfi nfff nfld nfon nidd nidi nido niff niiu nild nili nill nilo nilu nind nini ninl nino nion nioo niou nnnn nodi nodo nodu nofi noid noif noil noin noio nold nolf noli noll nolo non- noni nonn nono nonu noo- nool noon nooo noul noun nudd nudi nudo nuff nuin nuli null nunn nuno nuon oddd oddi odin odio odiu odon odoo odou off- offo offu ofid ofno oido oiii oion oldn olid olin olio olli ollo olof olon ondi ondo onil onlf onni onno onod onon oodi ooff ooid oold oolo oooo ouff ouii ouin ould oulu oun- ound ouu- uddi udid udin udon udoo udun ulli ullo ulno ulo- ulul undi undo unfd uni- unif unii unin unio unlf unni unno unon uofl uofo uulu uuni uuno uuuu