Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
de communication » mobile communication, online communication
technology rate » technology state, technology role, technology related
rate population » create population, age population, male population
population gas » population games, population goal, population case
des afrique » en afrique, de l'afrique
prices de » prices does, prices _, prices a
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology rate population gas prices de communication costs le developpement des afrique.*.