Perhaps you should try some spelling variations:
technology sector » technology series, technology social
integration costs » integration post, integration courses, integration crisis
urban development » human development
communications a » communications _, communications law, communications media
development li » development lid, development lie, development lin
li afrique » l afrique, en afrique
costs iii » cost iii, costs ii
iii data » ii data, iii das, mri data
a urban » 2 urban, 4 urban, 1 urban

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

• Adding a wildcard symbol may retrieve word variants: technology sector integration costs iii data communications a urban development li afrique.*.