Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
per developpement » leur developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
integration can » integration case, integration canada, integration 3
11 integration » 10 integration, 4.1 integration, 1.2 integration
technology 11 » technology 1.1, technology 110, technology 171
rice class » race class, rice blast, five class
de afrique » de l'afrique, en afrique, l afrique
costs per » cost per
can rice » can rise, chain rice, can arise

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

• Adding a wildcard symbol may retrieve word variants: technology 11 integration can rice class communication costs per developpement de afrique.*.