Perhaps you should try some spelling variations:
parse communication » parte communication, partie communications, passive communication
communication cost » communication costs, communication costa, communications costs
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
2.4 developing » 12.4 developing, 2.2 developing, 5.4 developing
contents 3.2 » content 3.2, contents 3.1, contexts 3.2
3.2 parse » 3.1 parse, 6.2 sparse, 3.2 pre

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

• Adding a wildcard symbol may retrieve word variants: technologien des information contents 3.2 parse communication cost 2.4 developing _ africa.*.