Perhaps you should try some spelling variations:
communication boom » communication room, communication body, communication blogs
does developpement » de developpement, des developpements, does development
formulation where » formulation over, formulation des, calculation where
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
2 formulation » _ formulation, 3 formulation, la formulation
where uses » where does, were used
boom does » boom goes, room does, books does

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 formulation where uses _ communication boom does developpement en afrique.*.