Perhaps you should try some spelling variations:
communication can » communication canada, communication china, communication 3
do developpement » de developpement, du developpement, le developpement
developpement en » developpement et, developpement des, developpement de
inflation tax » inflation rate, inflation _, inflation target
technology d » technology 1, technology 3, technology 4
d inflation » _ inflation, 2 inflation, 6 inflation
de 3.5 » de 3.2, de 3.3, de 3.4

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology d inflation tax ((re 3.5) OR (de 3.5)) communication can do developpement en afrique.~".
• Adding a wildcard symbol may retrieve word variants: technology d inflation tax ((re 3.5) OR (de 3.5)) communication can do developpement en afrique.*.