Perhaps you should try some spelling variations:
communication from » communication 3, communication 1, communication 3.3
data communication » data communications
peru developments » era developments, oer developments, power developments
technologies ret » technologies _, technologies 4, technologies 2
ret formulation » et formulation, re formulation, from formulation
formulation who » formulation where, formulation _, formulation 3
developments pt » development pt, developments _, developments 4
pt afrique » en afrique, l afrique
user data » use data, under data
who user » who uses, who use

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

• Adding a wildcard symbol may retrieve word variants: technologies ret formulation who user data communication from peru developments pt afrique.*.