Perhaps you should try some spelling variations:
things zeng » things zhang, things end, things using
dong skin » dong sin, dong bin, dof skin
yin yang » ying yang, yi yang, yin fang
der last » deck last, died last, over last
fan yin » fan ying, fa yin, fan xing
dort ii » dort bin, dort hin
cost » costs

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "fan yin yang ((time cost) OR (der last)) things zeng ((dort ii) OR (dong skin)) ;~".
• Adding a wildcard symbol may retrieve word variants: fan yin yang ((time cost) OR (der last)) things zeng ((dort ii) OR (dong skin)) ;*.