Perhaps you should try some spelling variations:
managing labor » managed labor
wang managing » ag managing, change managing, making managing
kang minah » sang minh
chang made » chang mae, changes made, change trade
congo shu » cong shu
labor a » labor _
a win » _ win

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang managing labor a win ((kang minah) OR (chang made)) congo shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang managing labor a win ((kang minah) OR (chang made)) congo shu ;*".