Perhaps you should try some spelling variations:
transportation network » transport network
prone communication » proper communication, project communication, process communication
1 transportation » 21 transportation, _ transportation, 4 transportation
technologie 1 » technologies 1, technologien 1, technologie c
3 developing » 3 development
developing 4 » developing _, developing a, developing e
model prone » model pre, model bone, model problem
costs 3 » costs _, costs 4, costs a
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologie 1 transportation network model prone communication costs 3 developing 4 areas.*.