tatt tatu taua tauc taut tcad tcca tccc tccu tcdd tcga tcnn tctc tdac tdna tgcc tgtc tiaa tian tica ticc tidc tidd tiga tigi tiit tiiu tijd tiji tina tinc tind ting tini tinn tint tinu tita titc titi titt titu tjan tnag tnca tncc tndd tnut ttcn tttt tuan tuat tuca tucc tudi tudu tuga tugg tugu tuig tuin tuit tuiu tuja tuna tunc tund tung tuni tunn tunu tuta tuti tutt tutu uaca uang uata uatu uaua ucad ucai ucan ucat ucca ucci ucdc ucdd ucin ucua ucut udaa udad udau udca uddi udic udid udig udin udun ugcc ugcg uggt ugia ugni ugta uguu uica uint ujan ujna unaa unac unai unan unat unau unca uncc uncg unci unct unda undi unga ungu uni- unia unic unii unin unit unji unna unni unut utac utai utan utau utia utid utin utti uttu utug uuni uuta uuuu