Perhaps you should try some spelling variations:
communication 3.2.4 » communication 3.2.1, communication 3.2.3, communication 3.3.4
de communication » mobile communication, online communication
das development » dams development, gas development, does development
development min » development main, development menu, development may
2 interaction » 3 interaction, 3.2 interaction, 3.1 interaction
interaction 4 » interaction _, interaction 1, interaction a
technology 2 » technology _, technology 1, technology 3
min afrique » en afrique
3.2.4 das » 3.2.1 das, 3.2.2 das, 3.2.3 das
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 2 interaction 4 a de communication 3.2.4 das development min afrique.*.