Perhaps you should try some spelling variations:
mentor development » sector development, mental development, center development
time communication » de communication, mobile communication, online communication
technology set » technology sector, technology 1, technology 2.2
relative crop » relative group, relative carbon, relative role
set relative » der relative, key relative, sog relative
costs mentor » costs matter, costs meat, costs rent
prices time » price time, prices life, prices rise
china data » china update, chinese data

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

• Adding a wildcard symbol may retrieve word variants: technology set relative crop prices time communication costs mentor development china data.*.