Perhaps you should try some spelling variations:
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
van thanh » van tuan
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, doi chieu, mot chieu
tung van » trung van, tang van, dung van
van dung » van dong, xay dung, tin dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (hoc thieu)) xanh - thanh tung van dung cong ((van thanh) or (ban thanh)) cha~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - thanh tung van dung cong ((van thanh) OR (ban thanh)) cha.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - thanh tung van dung cong ((van thanh) or (ban thanh)) cha*.