Perhaps you should try some spelling variations:
thanh hang » thanh hoang, thanh thang, tranh hang
hoc nhieu » hoc thieu, hoc nhiet, hoc nghien
hop nhieu » hoc thieu, ho chieu, he nhieu
hang cong » dang cong, hang nong, bang cong
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan tap » toan ban
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc nhieu) OR (hop nhieu)) tang - thanh hang va hang cong san toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc nhieu) OR (hop nhieu)) tang - thanh hang va hang cong san toan tap".
• Adding a wildcard symbol may retrieve word variants: ((hoc nhieu) OR (hop nhieu)) tang - thanh hang va hang cong san toan tap*.