Perhaps you should try some spelling variations:
dong thanh » truong thanh
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » hoc hien
dung dong » dung cong, vung dong, dung trong
trinh va » trinh van, trinh vat, trinh vi
trinh ve » trinh he, trinh vi, trinh viet
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) sang - canh ((trinh va) OR (trinh ve)) dung dong thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sang - canh ((trinh va) OR (trinh ve)) dung dong thanh toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (toc thieu)) sang - canh ((trinh va) OR (trinh ve)) dung dong thanh toan ban*".