Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies 2 » technologies _, technologies 4
3.5 developing » 3.3 developing, 3.2 developing, 1.5 developing
2 transition » 2.1 transition, 2.3 transition, de transition
transition a » transition _
developing 4 » developing _, developing a, developing e
asia data » via data
costs 3.5 » costs 4.2, costs 4.4, costs 2.3
4 areal » 4 real, _ areal, 2 areal
a asia » 3 asia, e asia, dan asia

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 transition a asia data communications costs 3.5 developing 4 areal.*.