Perhaps you should try some spelling variations:
2.3.1.1 communication » 2.2.5.4 communication, 3.4.1 communication, 6.2.4.1 communication
communication phase » communication case, communication based, communication paper
ii developpement » de developpement, le developpement, et developpement
innovation food » innovation from, innovation fund, innovation funds
developpement l » developpement il, developpement la, developpement de
prices 2.3.1.1 » primer 2.3.1.1, prices 2.2.5.7, prices 2.3.4
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
l afrique » en afrique
phase ii » phase i, phase 1, phase _

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

• Adding a wildcard symbol may retrieve word variants: technology 1 innovation food prices 2.3.1.1 communication phase ii developpement l afrique.*.