Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
non developpement » en developpement, ou developpement, un developpement
developpement de » developpement des, developpement durable
formulacion der » formulacion de, formulation des, formulation de
technologies a » technologies _, technologies 4, technologies 2
a formulacion » la formulacion, a formulation, la formulation
de afrique » de l'afrique, en afrique, l afrique
based non » based new

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

• Adding a wildcard symbol may retrieve word variants: technologies a formulacion der does _ communication based non developpement de afrique.*.