Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
3.2 communication » 3 communication, 2.3 communication, de communication
der developpement » de developpement, des developpements, leur developpement
inflation goods » inflation good, inflation gross, information goods
developpement l » developpement il, developpement la, developpement de
technology 6 » technology _, technology 1, technology 3
6 inflation » _ inflation, 2 inflation, d inflation
goods price » goods prices, good price, goods private
price 3.2 » prices 3.2, price 2.2, rice 3.2
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 6 inflation goods price 3.2 communication phase der developpement l afrique.*.