Perhaps you should try some spelling variations:
sharing oil » sharing our, sharing big, sharing his
sharing li » sharing big, sharing his, sharing low
wing yan » wang yan, wing ian, wing tan
hua cost » a cost, eu cost, run cost
ying shu » ying zhu, cong shu, ying hua
yan yi » yang yi, tan yi, yan zi
yi hua » li hua, ya hua, yi hui

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: "wing yan yi hua cost ((sharing li) OR (sharing oil)) ying shu ;~".
• Adding a wildcard symbol may retrieve word variants: wing yan yi hua cost ((sharing li) OR (sharing oil)) ying shu ;*.