Perhaps you should try some spelling variations:
time communication » de communication, mobile communication, online communication
sales development » smes development, skills development, site's development
development case » development china
technology work » technology week, technology network, technology working
relations 3.6 » relations 3.1, relations 3.2, relations 3.3
costs sales » costs saved, costs select
place time » space time
3.6 place » 3.2 place, 4.5 place, 1.2 place
case case » base case, case based, use case

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

• Adding a wildcard symbol may retrieve word variants: technology work relations 3.6 place time communication costs sales development case case.*.