Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.2 communications » 3.2 communication, 3.1 communications, 4.2 communications
technology trade » technology trends, technology transfer, technology transfers
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
trade section » trade sector, trade action, trade sanctions
section case » sectional case, section based, sector case
case change » cause changes, based change, phase change
change 3.2 » change 3.1, change 2.1, change 2
la afrique » l afrique, la fabrique, en afrique
costs le » 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: technology trade section case change 3.2 communications costs le developpement la afrique.*.