Perhaps you should try some spelling variations:
ley communications » kenya communications, cell communications, peru communications
der developpement » de developpement, des developpements, leur developpement
communications 5 » communications _, communications a, communications pt
developpement en » developpement et, developpement des, developpement de
technologies 4 » technologies _
4 information » 2 information, 1 information
5 der » _ der, 2 der, 3 der
pt d » pt 2, pt 3, pt 4
pt 1 » pt 2

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 4 information ((pt d) OR (pt 1)) ley communications 5 der developpement en afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 4 information ((pt d) OR (pt 1)) ley communications 5 der developpement en afrique.*.