Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
niger communications » fiber communication, aided communications, paper communications
income information » outcome information, inside information, incomplete information
technology income » technology icemt, technology icfmm, technology icmet
developpement en » developpement et, developpement des, developpement de
information 2 » information 3
ils niger » ils aider
2 ils » 2 als, 2 its, 2 ill

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

• Adding a wildcard symbol may retrieve word variants: technology income information 2 ils niger communications costs _ developpement en afrique.*.