Perhaps you should try some spelling variations:
peru communications » paper communications, cell communications, eu communication
technologies based » technologies used, technology based, technologies a
der developpements » des developpements, deux developpements, de developpement
based formulation » basic formulation, case formulation, based simulation
communications a » communications _, communications law, communications media
developpements l » developpements de, developpement il, developpement la
formulation de » formulation des, formulacion de, formulation du
l afrique » en afrique
3.5 peru » 3.5 part
de 3.5 » de 3.2, de 3.3, de 3.4
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulation de 3.5 peru communications a der developpements l afrique.*.