Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
technology age » technology usage, technology wages, technology a
la afrique » l afrique, la fabrique, en afrique
costs le » costs _, costs 4, costs a
fig 2.7 » figs 2.7, fig 2.1, fig 2.2

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

• Adding a wildcard symbol may retrieve word variants: technology age population p230 fig 2.7 communication costs le developpement la afrique.*.