Perhaps you should try some spelling variations:
phuong danh » phuong anh, phuong hanh, phuong thanh
phuong dinh » phuong binh, phuong linh, phuong trinh
hanh trang » thanh trung, canh tranh, hanh trinh
doc hieu » toc thieu, hoc thieu, hoc hien
ho chieu » theo chieu, hoc thieu, doi chieu
trang va » tran van, hang va
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) or (ho chieu)) xanh - hanh trang va nhung ((phuong danh) OR (phuong dinh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (ho chieu)) xanh - hanh trang va nhung ((phuong danh) OR (phuong dinh)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (ho chieu)) xanh - hanh trang va nhung ((phuong danh) OR (phuong dinh)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (ho chieu)) xanh - hanh trang va nhung ((phuong danh) OR (phuong dinh)) toan cao*.