Perhaps you should try some spelling variations:
technologies could » technologies co, technologies cohort, technologies based
could formulation » rule formulation, model formulation, la formulation
formulation over » formation over, formulation model, formulation where
de communication » mobile communication, online communication
development west » development what, development where, development work
de development » e development, ce development, de developpement
over do » over de, ever do, over die
do de » do we, dx de
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies could formulation over do de communication a de development west africa.*.