Perhaps you should try some spelling variations:
au developpement » du developpement, de developpement, le developpement
information 14.2 » information 4.2, information 1.2, information 14.3
developpement du » developpement de, developpement des, developpement et
a information » 2 information, 1 information
wages pension » age pension
technology a » technology 1, technology 3, technology 4
14.2 prices » 14.2 particles
schemes au » schemes a, schemes das, schemes _
du afrique » en afrique, l afrique, de l'afrique

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

• Adding a wildcard symbol may retrieve word variants: technology a information 14.2 prices wages pension schemes au developpement du afrique.*.