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
lays information » laws information, als information, boys information
than development » chain development, town development, plan development
technology lays » technology law, technology land, technology lag
information 2 » information 3
development l » development li, development 1, development law
process 2.3 » process 2.2, process 2.1, process 2.4
costly than » costly trade
2 process » 3 process
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology lays information 2 process 2.3 communication costly than development l afrique.*.