Perhaps you should try some spelling variations:
trinh truong » trinh trong, trinh trung, trinh duong
manh truong » manh trung, manh tuong, anh truong
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
chi sach » chinh sach, chieu sach, co sach
cong san » cong tac
san toan » van toan, dan toan, manh 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 - ((trinh truong) or (manh truong)) cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - ((trinh truong) OR (manh truong)) cua nhung cong san toan cau*.