Perhaps you should try some spelling variations:
technologies model » technological model, technologies modelling, technological models
model formulation » model simulation, budget formulation, model simulations
formulation where » formulation over, formulation des, calculation where
trade development » software development
de communication » mobile communication, online communication
1 afrique » l afrique, en afrique, 1 enrique
where do » where _
do de » do we, dx de

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

• Adding a wildcard symbol may retrieve word variants: technologies model formulation where do de communication a trade development 1 afrique.*.