ffff ffrr fftf ffun fluf flur fnuf frun ft-l fuff fufu full fulu funf funh funt fur- furl furn furr furt futu hhhh hltf hlul hntr hrun httr huff hufu huhn huhu hull hult hulu hunh hunt hurl hurn hurr hurt huru huth hutt hutu lhhh lhun llll lrrr lthn lthr ltnt lttr luff luft lufu luhu lull lulu lunn lunt lurt luth nfff nhhl nhnn nnnn nntn nrrl nrtl ntfl nthn ntht ntnu ntrl ntru nttr nuff null nunn nunt nurl nurn nurr nurt nuru nuth nutt nutu rffl rhun rnhl rnnt rnut rrrr rrun rtlt ruff ruft ruhh ruhl ruhn ruhr rull runf runn runt ruru ruth rutl rutt rutu ruun thnt thru thtr thul thun thur tnfl tnut trfr trtr trun trut truu ttff ttfn tttt ttul tuff tuft tufu tuht tuhu tull tulu tunn tunu turf turn turr turt turu tutl tutt tutu uhuh ulft ullr ultt ulul unlf unrf unth unut urff urft urrh urth urun urur urut uttu uulu uutf uuuu