Perhaps you should try some spelling variations:
human developments » human development, demand developments, bhutan development
communication des » communication modes, communication design, communication data
variation across » variations across, education across, variation series
across children » areas children, across child, across childhood
a communication » la communication, data communication, data communications
developments en » developments end, developments web, developments _
technologie 4 » technologien 4, technologie c, technologie 3
4 variation » 2 variation, 4 validation
children a » children _
des human » does human, das human, des humains

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

• Adding a wildcard symbol may retrieve word variants: technologie 4 variation across children a communication des human developments en afrique.*.