Perhaps you should try some spelling variations:
communication skills » communication services, communication systems
5.4 communication » de communication, data communication
ndc developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
technology 10 » technology 110, technology 1, technology 11
10 inflation » 12 inflation, 10.7 inflation, _ inflation
rate prices » gate prices, water prices, trade prices
prices 5.4 » prices 2.4, prices 5.2, prices 4
skills ndc » skills do, skills needs, skills index

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

• Adding a wildcard symbol may retrieve word variants: technology 10 inflation rate prices 5.4 communication skills ndc developpement en afrique.*.