Perhaps you should try some spelling variations:
chile communications » china communications, machine communications, mobile communications
communications costs » communication costs, communications _
4.2 developpement » 4.2 development, de developpement, le developpement
care information » more information, change information, trade information
developpement de » developpement des, developpement durable
technology care » technology case, technology curve, technology can
de afrique » de l'afrique, en afrique, l afrique
about des » about nodes, about dead, about debt
des chile » de chile, does child, en chile

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

• Adding a wildcard symbol may retrieve word variants: technology care information about des chile communications costs 4.2 developpement de afrique.*.