Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
communication cote » communication costs, communication costa, communication case
3.2 communication » 3 communication, 2.3 communication, de communication
technology users » technology use, technology series, technology transfers
users inflection » leaders inflection, users information, users fiction
inflection wages » collection waves
developpement du » developpement de, developpement des, developpement et
wages race » wages trade, wage rate, wages case
du afrique » en afrique, l afrique, de l'afrique
cote leur » cote les
race 3.2 » race 3.7, race 4.2, rice 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology users inflection wages race 3.2 communication cote leur developpement du afrique.*.