Perhaps you should try some spelling variations:
3.1.2 communication » 3.3.2 communication, 3.4.2 communication, 3.2 communication
information centre » information centers, information contents
technologies cost » technologies co, technologies case, technologies cohort
cost information » postal information, about information, asset information
de developpement » sme development
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
centre a » centres a, centre _, centre c
a 3.1.2 » a 3.1.1, c 3.1.2, 2 3.1.2
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: technologies cost information centre a 3.1.2 communication a de developpement de afrique.*.