Perhaps you should try some spelling variations:
thanh trung » thanh tung
nuoc nhung » quoc hung, nuoc vung
tieu xanh » tieu danh, chieu xanh, dieu hanh
hoc nhung » hoa nhung, hon nhung, hoc ung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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 - thanh trung ((hoc nhung) or (nuoc nhung)) cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh trung ((hoc nhung) OR (nuoc nhung)) cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh trung ((hoc nhung) or (nuoc nhung)) cong dan toan cao*.