Perhaps you should try some spelling variations:
stroke communication » prone communication, spoken communication, style communication
communication 3.3.1 » communication 13.3.1, communication 3.2.1, communication 3.3.4
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
integration das » integration des, integration der, integration 3
3 integration » die integration, der integration, data integration
technology 3 » technology _, technology 1, technology 4
1 stroke » _ stroke, 6 stroke, 7 stroke
3.3.1 de » 3.3.1 die, 3.3.1 der, 2.3.1 de
das 1 » das 21, das 18, das 19

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

• Adding a wildcard symbol may retrieve word variants: technology 3 integration das 1 stroke communication 3.3.1 de developpement en afrique.*.