Perhaps you should try some spelling variations:
technologies cohort » technologies corporate, technologies authors, technologies co
cohort spallation » cohort selection, cohort variation
spallation source » calculation source, pollution sources
10 communication » 1 communication, de communication, 3 communication
de developpement » sme development
source does » source des, source codes, source de
des afrique » en afrique, de l'afrique
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies cohort spallation source does 10 communication a de developpement des afrique.*.