<span class="searchmatch">differentieringars</span> indefinite genitive plural of differentiering...
<span class="searchmatch">differentieringar</span> indefinite plural of differentiering...
definite differentieringen differentieringens plural indefinite <span class="searchmatch">differentieringar</span> <span class="searchmatch">differentieringars</span> definite differentieringarna differentieringarnas...