Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
mang cua » manh cua, dung cua, ban cua
cong tan » cong tac, cong ty, cong ha
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: theo tieu xanh - hanh mang cua nhung ((((cong thanh) OR (cong tan))) or (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh mang cua nhung ((((cong thanh) OR (cong tan))) OR (cong san)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh mang cua nhung ((((cong thanh) OR (cong tan))) or (cong san)) toan cao".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh mang cua nhung ((((cong thanh) OR (cong tan))) or (cong san)) toan cao*.