Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
based communications » based communication, speed communications, aided communications
del developpement » de developpement, des developpements, le developpement
developpement en » developpement et, developpement des, developpement de
age information » care information, rate information, die information
technology age » technology usage, technology wages, technology a
information 3 » information 2
cases based » case based, cables based, scales based
costs del » costa del, costo del
3 cases » 3 case, 4 cases, 1 cases

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

• Adding a wildcard symbol may retrieve word variants: technology age information 3 cases based communications costs del developpement en afrique.*.