Perhaps you should try some spelling variations:
phuong danh » phuong dinh, phuong hanh, phuong thanh
manh trung » manh tung, thanh trung, manh hung
phuong dan » phuong doan, huong dan, phuong lan
phuong anh » phuong hoang
hieu lang » chieu sang, hieu quang, nhieu tang
hoc hieu » hoc thieu, hoc hien, doc hieu
trung va » truong va, trang va, trung ha
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu lang - manh trung va nhung ((phuong dan) or (((phuong danh) OR (phuong anh)))) than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu lang - manh trung va nhung ((phuong dan) OR (((phuong danh) OR (phuong anh)))) than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu lang - manh trung va nhung ((phuong dan) or (((phuong danh) OR (phuong anh)))) than cap".
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - manh trung va nhung ((phuong dan) or (((phuong danh) OR (phuong anh)))) than cap*.