Perhaps you should try some spelling variations:
based formulacion » basic formulation, case formulation, based simulation
development rural » development moral, development cultural, development general
communication 2 » communication _, communication a, communication 3
formulacion de » formulation des, formacion de, formulation _
la development » a development, ma development, 2 development
rural afrique » rural africa
de does » der does, do does, one does
2 la » 2 a, a la, _ la

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

• Adding a wildcard symbol may retrieve word variants: technology based formulacion de does _ communication 2 la development rural afrique.*.