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
bis developpement » des developpements, de developpement, le developpement
technology price » technology rich, technology voice, technology service
developpement de » developpement des, developpement durable
inflation tax » inflation rate, inflation _, inflation target
de afrique » de l'afrique, en afrique, l afrique
tax price » tax crime, fox price
price 3.2 » prices 3.2, price 2.2, rice 3.2
phase bis » phase bsid, phase i, phase ii

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

• Adding a wildcard symbol may retrieve word variants: technology price inflation tax price 3.2 communication phase bis developpement de afrique.*.