Perhaps you should try some spelling variations:
information problems » information providers, information systems, information policy
technologies past » technologies part, technologies pt, technologies art
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
der developpement » de developpement, des developpements, leur developpement
past information » plant information, cost information, ist information
developpement du » developpement de, developpement des, developpement et
problems 3 » problems _
du afrique » en afrique, l afrique, de l'afrique
3 1.1 » 3 1.16, 3 10.1, i 1.1
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies past information problems 3 1.1 communication a der developpement du afrique.*.