Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
au developpement » du developpement, de developpement, le developpement
age information » care information, rate information, die information
information age » information storage, information access, information about
developpement l » developpement il, developpement la, developpement de
technology age » technology usage, technology wages, technology a
age trade » age grade, wages trade, have trade
trade 2.7 » trade 2.2, trade 2.1, trade 4.7
l afrique » en afrique
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology age information age trade 2.7 communication costs au developpement l afrique.*.