Perhaps you should try some spelling variations:
cat communications » data communications, chad communications, haiti communications
communications pt » communication pt, communications _, communications a
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
typologies der » typologie der, typologien der, typologie des
der variation » de variation, does variation, die variation
l afrique » en afrique
10 does » 13 does
1 does » 13 does, 12 does, 19 does
pt le » et le, pt e, p le

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: "typologies der variation ((1 does) OR (10 does)) cat communications pt le developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologies der variation ((1 does) OR (10 does)) cat communications pt le developpement l afrique.*.