Perhaps you should try some spelling variations:
communication model » communication media
data communication » data communications
developpement de » developpement des, developpement durable
technology 11.2 » technology 1.2, technology 11.5.2, technology 1.5.2
11.2 integrated » 1.2 integrated, 10.2 integrated, 2.2 integrated
integrated land » integrated plan, integrated flood, integrated care
d developpement » de developpement, du developpement, le developpement
de afrique » de l'afrique, en afrique, l afrique
model d » model du, modell d, model 1
land 2 » land _, band 2, land a

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

• Adding a wildcard symbol may retrieve word variants: technology 11.2 integrated land 2 data communication model d developpement de afrique.*.