Perhaps you should try some spelling variations:
causes communication » mass communication, crisis communication, assess communication
early developments » early development, market developments, major developments
communication 3.3 » communication _, communication a, communication 1
technologie 4 » technologien 4, technologie c, technologie 3
do causes » des causes, die causes, pdr causes
3.3 early » 2.3 early, 3.1 early, 3.2 early
labor do » labor das, labor day, labor die
4 rural » a rural, 2 rural

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

• Adding a wildcard symbol may retrieve word variants: technologie 4 rural labor do causes communication 3.3 early developments _ afrique.*.