Perhaps you should try some spelling variations:
pham chieu » phan hieu, pham hiep, phap hieu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
manh tung » manh hung, thanh tung
cua nhung » va nhung
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: pham chieu xanh - ((hanh trung) or (manh tung)) cua nhung ((cong tan) OR (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: pham chieu xanh - ((hanh trung) OR (manh tung)) cua nhung ((cong tan) OR (cong san)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "pham chieu xanh - ((hanh trung) or (manh tung)) cua nhung ((cong tan) OR (cong san)) toan cao".
• Adding a wildcard symbol may retrieve word variants: pham chieu xanh - ((hanh trung) or (manh tung)) cua nhung ((cong tan) OR (cong san)) toan cao*.