Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
nong san » cong san, dong san, nong dan
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 tang cua nhung ((cong dan) or (nong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh tang cua nhung ((cong dan) OR (nong san)) toan cao.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang cua nhung ((cong dan) or (nong san)) toan cao*.