Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
2.5 communication » 2.3 communication, 2.7 communication, 3.5 communication
developpement en » developpement et, developpement des, developpement de
3 developpement » de developpement, le developpement, et developpement
technology gap » technology 1, technology 2.2, technology 3
gap inflations » has inflation, ii inflations, im inflations
inflations und » inflation und, inflation under, inflationsziel und
und prices » fund prices, land prices, bond prices
prices 2.5 » prices 2.4, prices 2.1, prices 2.3
phase 3 » phase 1, phase _, phase 2

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

• Adding a wildcard symbol may retrieve word variants: technology gap inflations und prices 2.5 communication phase 3 developpement en afrique.*.