Perhaps you should try some spelling variations:
thanh tung » thanh cong
mot chieu » doi chieu
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
toan tai » toan tap, doanh tai, toan cao
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: ((mot chieu) or (ho chieu)) xanh - thanh tung cua dung cong tan ((toan tai) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (ho chieu)) xanh - thanh tung cua dung cong tan ((toan tai) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (ho chieu)) xanh - thanh tung cua dung cong tan ((toan tai) or (toan ban))*.