Perhaps you should try some spelling variations:
thue thanh » hue thanh, thu thanh, thuc thanh
thue xanh » thuc hanh, thuy anh, thu canh
hanh bang » anh bang, hanh mang, lanh bang
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
bang va » hang va, ban va, trang va
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((thue xanh) OR (thue thanh)) - hanh bang va dung cong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((thue xanh) OR (thue thanh)) - hanh bang va dung cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: cho ((thue xanh) OR (thue thanh)) - hanh bang va dung cong dan toan cao*.