Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
manh cuong » anh huong, manh hung, tang cuong
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
chi sach » chinh sach, chieu sach, co sach
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - ((hanh truong) or (manh cuong)) cua nhung cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - ((hanh truong) OR (manh cuong)) cua nhung cong tac toan cau*.