Perhaps you should try some spelling variations:
doanh chung » doanh nhung, doanh thuong, doan hung
dung doanh » dung dan, dung dong
chung cong » nhung cong, chong cong, phung cong
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, anh dung, hanh dong
cong tinh » cong trinh, cong vinh, long tinh
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 (mot chieu)) sang - hanh dung doanh chung cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (mot chieu)) sang - hanh dung doanh chung cong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (mot chieu)) sang - hanh dung doanh chung cong tinh toan ban*.