Perhaps you should try some spelling variations:
11.1.1 communication » 11.4.1 communication, 13.3.10 communication, 2.3.1.1 communication
technology rapid » technology rate, technology road, technology trap
developpement en » developpement et, developpement des, developpement de
rapid inflation » rapid population
a developpement » au developpement, de developpement, le developpement
inflation und » inflation index, inflation _, inflation tax
primer 11.1.1 » primary 11.1.1, primer a2.1.1, primer 2.3.1.1
und primer » und privater
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology rapid inflation und primer 11.1.1 communication costs a developpement en afrique.*.