Perhaps you should try some spelling variations:
7.5 communication » 3.5 communication, 2.5 communication, 2.3 communication
time interaction » face interaction, time international, customer interaction
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
technology time » technology tpm, technology crimes, technology trade
interaction der » interaction term, interaction dead, interactions under
der service » der services, de service, den service
service 7.5 » services 7.5, service 3.5, service 4.5
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology time interaction der service 7.5 communication costs le developpement en afrique.*.