Perhaps you should try some spelling variations:
2.5 communication » 2.3 communication, 2.7 communication, 3.5 communication
des developpement » des developpements, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
inflation data » inflation rate, infection data, inflation das
technology 2 » technology _, technology 1, technology 3
2 inflation » 12 inflation, _ inflation, 6 inflation
sparse 2.5 » space 2.5
3 des » 3 der, 3 das, a des

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

• Adding a wildcard symbol may retrieve word variants: technology 2 inflation data sparse 2.5 communication 3 des developpement en afrique.*.