Perhaps you should try some spelling variations:
guinea communications » business communications, online communications, data communications
communications pt » communication pt, communications _, communications a
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
pt de » et de, pt d, pt e

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: "(typologie OR typology) des variation _ new guinea communications pt de developpement en afrique.~".
• Adding a wildcard symbol may retrieve word variants: (typologie OR typology) des variation _ new guinea communications pt de developpement en afrique.*.