Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
based formulation » basic formulation, case formulation, based simulation
formulation model » circulation model, simulation model, population model
de communication » mobile communication, online communication
development west » development what, development where, development work
23 development » 2.3 development, 2 development, 3 development
model do » model dom, model d, model du
do de » do we, dx de
a 23 » a 2.3, am 23, a 2

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulation model do de communication a 23 development west africa.*.