Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
oral communication » personal communication
care information » more information, change information, trade information
development case » development china
technology care » technology case, technology curve, technology can
information act » information age, information a, information about
5 development » 2 development, 3 development, 3.1 development
der oral » der moral, der ort, der orte
act der » act does
cost 5 » cost 15, cost _, cost 4

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

• Adding a wildcard symbol may retrieve word variants: technology care information act der oral communication cost 5 development case afrique.*.