Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
technology high » technology rights, technology how, technology help
inflation gross » inflation across, inflation process, information gross
4 communication » 3 communication, 5.4 communication, de communication
gross prices » cross price, goods prices, gross proceeds
prices 4 » prices _, prices a, prices 3

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

• Adding a wildcard symbol may retrieve word variants: technology high inflation gross prices 4 communication phase der developpement en afrique.*.