Perhaps you should try some spelling variations:
information mining » information making, information modeling, information handling
de communication » mobile communication, online communication
technologies 4 » technologies _
4 information » 2 information, 1 information
3 developing » 3 development
developing 3 » developing _, developing a, developing e
mining case » finding case, mining based, mining lease
3 trends » 2 trends
case de » case des, case d, case d1
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information mining case de communication costs 3 developing 3 trends.*.