-ing ffff ffii ffrr fftf ffun fiff fifi fift figg fiii fing fini finn fint firn fiti fitt fixt fixx fnuf frig frin frit frug frun ftii fuff fufu fugi fugu fuig fuir fuit funf fung funt funx fur- furg furi furn furr furt futi futu fuxi ggfg gggg ggrn giff gift gifu gigg gigi gign ging gini ginn ginu girg giri girn girr girt giru giur gnin gnit gnrr gnti grif grig grin grit grni grrr gruf grug grui grun grur grut guff gugg gugi gugu guin gung gunn gunt gurg guri gurn gurr gurt guru guti gutt gutu ifit ifni ifnr ifrf ifri iftn igni ignu igri iiii iiit iitr iitt infi inig init inni innr innu inri intg inti intn intr intu inui inun irfu iri- irig irin irix irri irtf irti irun itif itin itrf itri ittf itur iuiu ixxi n-ii nfff nfix ngri ngtn ngur nguu niff nift nigg nigt niir niit niiu ning nini nirt niru nitf niti nitr niur nixi nixt nngn nnit nnnn nntn ntnu ntru nttr ntui nuff nufx nuin nuit nuix nung nunn nunt nuri nurn nurr nurt nuru nutt nutu rgit rgtr riff rift rifu rigg rigi rigu riif riin rinf ring rinn riri riti ritt ritu rnin rnnt rnut rrif rrrr rrun ruff ruft rugg rugi ruif ruin ruit runf rung runi runn runt ruri ruru ruti rutt rutu ruun tfin tgif tiff tift tigi tigr tiit tiiu ting tini tinn tint tinu tiri tirr tiru titi titt titu tixt tnut trfr tri- trif trig trin trit trix trng trtr trug trun trut truu trux ttff ttfn tttt tuff tufi tuft tufu tugg tugu tuig tuin tuit tuiu tuix tung tuni tunn tunu turf turg turi turn turr turt turu tuti tutt tutu txii txtr uggt ugni ugri ugur uguu uint uirr ungu uni- unif unii unin unir unit unix unni unrf unut urff urfi urft urgi urgu urif urin uriu urix urni urri urun urur urut utin utri utti uttu utug uuni uuri uutf uuuu x-fi xfig xfin xggi xiii xing xinu xixi xuri xuxu xxii xxix xxxi xxxx