Perhaps you should try some spelling variations:
2.2.3 communication » 12.2.4 communication, 3.2 communication, 2.7 communication
developpement en » developpement et, developpement des, developpement de
detection crime » detection from, detection game, detection rate
a developpement » au developpement, de developpement, le developpement
technology gan » technology gap, technology gaps, technology giants
gan detection » case detection, part detection, 3.1 detection
rates 2.2.3 » rate 2.2.3, rates 2.1.3, rates 3.2.3
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 gan detection crime rates 2.2.3 communication costs a developpement en afrique.*.