Perhaps you should try some spelling variations:
thanh trung » thanh tung
phuong danh » phuong anh, phuong dinh, phuong hanh
phuong doan » phuong loan, phuong hoang, huong dan
hieu xanh » chieu xanh, hieu manh, hieu nganh
va truong » van truong, xa truong, va thuong
doc hieu » toc thieu, hoc thieu, hoc hien
trung va » truong va, trang va, trung ha
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: doc hieu xanh - thanh trung va truong ((phuong danh) or (phuong doan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - thanh trung va truong ((phuong danh) OR (phuong doan)) toan cao.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - thanh trung va truong ((phuong danh) or (phuong doan)) toan cao*.