Perhaps you should try some spelling variations:
2.3.5 communication » 2.3 communication, 2.2.3 communication, 2.5 communication
communication phase » communication case, communication based, communication paper
developpement la » developpement de, developpement et, developpement du
2 developpement » de developpement, le developpement, et developpement
technology low » technology flow, technology law, technology led
inflation land » inflation und, inflation can, inflation linked
low inflation » core inflation, _ inflation
prices 2.3.5 » prices 2.3.1, prices 2.3.4, prices 2.3.6
la afrique » l afrique, la fabrique, en afrique
phase 2 » 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 low inflation land prices 2.3.5 communication phase 2 developpement la afrique.*.