Werkzeuglehre	Nominativ, Singular	nominative case, singular
	Werkzeuglehre	Genitiv, Singular	genitive case, singular
	Werkzeuglehre	Dativ, Singular	dative case, singular
	Werkzeuglehre	Akkusativ, Singular	accusative case, singular
	Werkzeuglehren	Nominativ, Plural	nominative case, plural
	Werkzeuglehren	Genitiv, Plural	genitive case, plural
	Werkzeuglehren	Dativ, Plural	dative case, plural
	Werkzeuglehren	Akkusativ, Plural	accusative case, plural