Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
d1 developpement » de developpement, du developpement, le developpement
developpement de » developpement des, developpement durable
technology area » technology arena, technology array, technology age
area inflation » great inflation, core inflation, der inflation
inflation bond » inflation und, inflation boys, inflation good
bond prices » food prices, land prices, world prices
prices 4.1 » price 4.1, prices 2.1, prices 3.1
de afrique » de l'afrique, en afrique, l afrique
phase d1 » phase 1, phase de, phase der

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

• Adding a wildcard symbol may retrieve word variants: technology area inflation bond prices 4.1 communication phase d1 developpement de afrique.*.