Perhaps you should try some spelling variations:
thieu tach » thien hach, chiet tach, chieu sach
thanh dung » thanh duong, thanh hung, hanh dung
thanh tung » thanh cong
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
thanh cac » hanh cac, thanh bac, thanh ca
cong san » cong tac
than cao » toan cao, thai cao, than cap

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 tach - ((thanh dung) or (thanh tung)) luan nhung cong san ((than cao) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tach - ((thanh dung) OR (thanh tung)) luan nhung cong san ((than cao) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tach - ((thanh dung) or (thanh tung)) luan nhung cong san ((than cao) or (thanh cac))*.