Perhaps you should try some spelling variations:
interactive learning » active learning, effective learning
scale communication » scales communication, space communication, style communication
die developpement » de developpement, le developpement, du developpement
4ir interactive » 4.2 interactive, 4.4 interactive, 4.7 interactive
technology 4ir » technology 4, technology 4.1, technology 4.2
learning lent » learning lens, learning event, learning center
lent scale » event scale, debt scale, likert scale
des africa » does africa, yes africa, de africa

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

• Adding a wildcard symbol may retrieve word variants: technology 4ir interactive learning lent scale communication _ die developpement des africa.*.