Perhaps you should try some spelling variations:
oil communication » oral communication, social communication, moral communication
1 transformation » 4 transformation, die transformation, der transformation
transformation 2 » transformation _, transformation a, transformation 1
technologie 1 » technologies 1, technologien 1, technologie c
some oil » some hail, some big, some bio
1 areas » 1 area, 2 areas, 2.1 areas
4 areas » 2 areas, 4 areal, 3.4 areas

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologie 1 transformation 2 some oil communication costs _ developing ((1 areas) OR (4 areas)).~".
• Adding a wildcard symbol may retrieve word variants: technologie 1 transformation 2 some oil communication costs _ developing ((1 areas) OR (4 areas)).*.