d-dot d-rod ddddd do-do do-ol dodol dodon dodoo dodro dollo dollu dolno dolon dolor dondo donon donor donot donut doodo doorn doout dordt dorno doron dorot dorud dotoo dotto doull dount douro droll drood drool droon drott droul droun drout dtour dturn duddo dudon dudou dullu dundo dunno dunod dunun duont durno duron durtu l-ron loddo lodno lodro lollo lolol londo loord loron lorun lorut loton lotor lotru lotto lotud lound lount lourd louro luddu lulul lundu lurun lutol luton lutto ndour ndulu nduru nnooo no-do no-no nodto noldo nolot non-u nondo nonno nonot noonu noord noort nordo noron norro nortt norun notdo notlo notno noto- noton notto nould noult nourt ntldr ntntd ntoro nu-nu nudol nudur nullo nunon nunun nuoro nurlu nurun nuton oddur odolo odont odoul odour odudu oduro oldto ollon ollur olnut olord olotu olour olton ondol onlot onond onont onoon onorn onoto onour onout onto- ontoo ontur ooooo ordon ordro orlon ornon ornot orodo orold orolu orono orout orton ortoo oruro orutu otolo otono ototo otour ottur otulu oudon oullo oulon oulun ouoro ourno ourol outdo outon outro outto rdllr ro-ro rodl rodon rodor rollo rolon rondo ronno ronto roodu roond roto- rotol roton rotor rotot rotto rotun roull round rount routt rudno rullo rulon rundu runo- runon runto rutul ruutu t-nut tldnr tllnn tntnt to-do todor toldo tollo tolon toloo tolor tolu- tondo tondu tono- tonod tonto toold toolt toord tordu toron torro torto tortu torud torul torun toto- toton totoo tould toull tourd tourn touro troll trond trono trood troon trott troul trout trudo trull truro ttttt tudor tudou tudun tudur tulno tulor tulou tulun tundu tunon tuotu turn- turno turnt turnu turon turot turro turtu turul turut tutor tutto tutun tuuru udol udoll udult ullur ulno- ululu uluru undun undur unltd unnun unnur unnut unold unoor unorn unrol unrun unurn urour urtlu urutu utro- utror uttur uturn uturu ututo uuuuu