Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information case » information based, information can, information costs
de communication » mobile communication, online communication
technologies 2 » technologies _, technologies 4
1.3 developing » 3.3 developing, 13 developing, 7.3 developing
developing 2 » developing _, developing a, developing e
case des » cases des, case das, phase des
cost 1.3 » cost 11.3, cost 1.2, cost 2.3
2 areas » 1 areas, 2 areal, 4 areas
des de » des dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information case des de communication cost 1.3 developing 2 areas.*.