Perhaps you should try some spelling variations:
developpement durable » developpement de
mais communication » mass communication, mass communications, chairs communication
trade information » price information, private information, trade integration
information 1.5.2 » information 1.2, information 2
technology trade » technology trends, technology transfer, technology transfers
de developpement » sme development
1.5.2 de » 1.5.2 die, 2.5.2 de, 3.5.2 der
de mais » des mais, die mais, de maio
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technology trade information 1.5.2 de mais communication a de developpement durable afrique.*.