Perhaps you should try some spelling variations:
communication costly » communication costs, communication costa, communications costs
2.3 communication » 3.2 communication, de communication, 4 communication
trade development » software development
gaps information » als information, gets information, laws information
technology gaps » technology gap
development des » development does, development desd, development ds
information 3 » information 2
costly trade » costs trade, country trade, costly than
des afrique » en afrique, de l'afrique
proces 2.3 » process 2.3, process 12.3, process 2.2
3 proces » 3 process, 2 proces, 1.3 proces

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

• Adding a wildcard symbol may retrieve word variants: technology gaps information 3 proces 2.3 communication costly trade development des afrique.*.