Perhaps you should try some spelling variations:
technologies basic » technologies based, technologies bit, technologies big
basic formulacion » basic formulation, basic formation, basic population
d2 developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
4 communication » 3 communication, 5.4 communication, de communication
communication r » communication 3, communication 1, communication 2
formulacion de » formulation des, formacion de, formulation _
de does » der does, do does, one does
does 4 » does _, does a, does e
r d2 » r d, r r2

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

• Adding a wildcard symbol may retrieve word variants: technologies basic formulacion de does 4 communication r d2 developpement en afrique.*.