Perhaps you should try some spelling variations:
thanh tranh » thanh thanh, thanh tran, thanh trang
chinh doanh » kinh doanh
tai thanh » thi thanh, tai chinh, ban thanh
than khai » than khoi, tuan khai, than thoai
tu chinh » te chinh, su chinh, tu chanh
doanh va » doan va, doanh tai, doanh cua
ham khai » tham khao, pham khac, cao khai
va khi » va chi, va kha, va ki

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu chinh doanh va khi đong luc ) or ( tai thanh tranh ((ham khai) OR (than khai)) đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu chinh doanh va khi đong luc ) OR ( tai thanh tranh ((ham khai) OR (than khai)) đong luc )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tu chinh doanh va khi đong luc ) or ( tai thanh tranh ((ham khai) OR (than khai)) đong luc ))".
• Adding a wildcard symbol may retrieve word variants: (( tu chinh doanh va khi đong luc ) or ( tai thanh tranh ((ham khai) OR (than khai)) đong luc ))*.