Perhaps you should try some spelling variations:
data communication » data communications
basic formulation » basic population, bayesian formulation, policy formulation
formulation where » formulation over, formulation des, calculation where
trade development » software development
technology basic » technology based, technology asia, terminology basic
communication 3 » communication _, communication a
development et » development east, developpement et, development eco
et afrique » en afrique, l afrique
where eu » where you, where sun, where few
3 trade » 1 trade, 4 trade, 2 trade

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

• Adding a wildcard symbol may retrieve word variants: technology basic formulation where eu data communication 3 trade development et afrique.*.