Perhaps you should try some spelling variations:
time communication » de communication, mobile communication, online communication
development forest » development forests, development first, development foreign
information 1.5.2 » information 1.2, information 2
technologies 2 » technologies _, technologies 4
3 development » 2 development
forest across » forests across, forest access, forest crops
1.5.2 3.3 » 1.5.2 j.m
3.3 time » 2.3 time, 4.3 time, 7.3 time
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 2 information 1.5.2 3.3 time communication costs 3 development forest across.*.