Perhaps you should try some spelling variations:
developpement durable » developpement de
data communication » data communications
de developpement » sme development
communication 3 » communication _, communication a
typologies 4.4 » typologies 4.2, typologies 2.3, typologies 2.5
4.4 variation » 6.4 variation, 1.4 variation, 4.1 variation
variation im » variation _, variation 6, variation des
timss data » time data
im timss » _ timss, 5 timss, a timss
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: typologies 4.4 variation im timss data communication 3 de developpement durable afrique.*.