Perhaps you should try some spelling variations:
spur development » your development, war development, sector development
communication 5 » communication _, communication a, communication 3
development en » developpement en, development menu, development eco
variation did » variation des, variation der, variation im
o online » go online, 1 online, 3 online
2 online » 1 online, 3 online, 4 online
5 spur » _ spur, 5 spuren

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 _ variation did ((o online) OR (2 online)) communication 5 spur development en afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologies _ variation did ((o online) OR (2 online)) communication 5 spur development en afrique.*.