Perhaps you should try some spelling variations:
sharing big » sharing bad, sharing his, sharing oil
iran cost » urban cost, iran case, can cost
wing yan » wang yan, wing tan, wang yang
wing ian » wing tan, twinn ian, wing sun
run cost » can cost, run cash, run out
big ying » big thing, big bang, big dig
ying shu » ying zhu, cong shu, ying hua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing yan) OR (wing ian)) zi ((((run cost) OR (iran cost))) OR (up costs)) sharing big ying shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wing yan) OR (wing ian)) zi ((((run cost) or (iran cost))) or (up costs)) sharing big ying shu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wing yan) OR (wing ian)) zi ((((run cost) or (iran cost))) or (up costs)) sharing big ying shu ;*.