Perhaps you should try some spelling variations:
communications phase » communication phase, communications case, communications purchase
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
des developpements » deux developpements, de developpement, et developpements
developpements il » developpement il, developpements de, developpement de
technology trade » technology trends, technology transfer, technology transfers
trade inflation » grade inflation, trade insulation, rate inflation
prices 3.1 » prices 2.1, prices 3.2, prices 2.3.1
il afrique » l afrique, en afrique
phase des » phasen des, phase der

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

• Adding a wildcard symbol may retrieve word variants: technology trade inflation _ prices 3.1 communications phase des developpements il afrique.*.