Perhaps you should try some spelling variations:
communication paper » communication power, communication pattern, communication partner
leur developpement » le developpement, deux developpements, de developpement
2.3 communication » 3.2 communication, de communication, 4 communication
confirmation gas » confirmation bias, confirmation cases, confirmation pages
developpement la » developpement de, developpement et, developpement du
3 confirmation » _ confirmation, 5 confirmation, de confirmation
technology 3 » technology _, technology 1, technology 4
prices 2.3 » price 2.3, prices 2.4, prices 2.1
la afrique » l afrique, la fabrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 3 confirmation gas prices 2.3 communication paper leur developpement la afrique.*.