Perhaps you should try some spelling variations:
penetration plants » generation plants, generation plant, demonstration plants
price penetration » phone penetration, pc penetration, wind penetration
technology price » technology rich, technology voice, technology service
au developpement » du developpement, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
plants risk » plan risk
la afrique » l afrique, la fabrique, 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 price penetration plants risk _ communication costs au developpement la afrique.*.