Perhaps you should try some spelling variations:
communication phase » communication case, communication based, communication paper
developpement en » developpement et, developpement des, developpement de
technology 10.4 » technology 1.1, technology 1.3, technology 10.2.1
3 communication » 4 communication, de communication, data communication
3 developpement » de developpement, le developpement, et developpement
10.4 inflation » 10.7 inflation, 10 inflation, 10.4 innovation
inflation gas » inflation das, inflation bias, inflation tax
gas price » gas prices
price 3 » price _, price a, price 2.3
phase 3 » phase 1, phase _, phase 2

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

• Adding a wildcard symbol may retrieve word variants: technology 10.4 inflation gas price 3 communication phase 3 developpement en afrique.*.