Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
3.2 communication » 3 communication, 2.3 communication, de communication
developpement la » developpement de, developpement et, developpement du
l developpement » le developpement, de developpement, et developpement
la afrique » l afrique, la fabrique, en afrique
rice 3.2 » price 3.2, rice 3.1, rice 3.3
modes l » modes _, modes 3, modes 1

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

• Adding a wildcard symbol may retrieve word variants: techno domestic inflation _ rice 3.2 communication modes l developpement la afrique.*.