Perhaps you should try some spelling variations:
phuong manh » phuong anh, phuong danh, phuong hanh
hieu nganh » vien nganh, hiem ngan, hieu manh
phung manh » hung manh, nhung manh, phung minh
tung tuan » trung tuan, quang tuan, trang tuan
hung tuan » hung tran, quang tuan, trung tuan
doc hieu » toc thieu, hoc thieu, hoc hien
toan ban » van ban

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 nganh - thanh ((tung tuan) OR (hung tuan)) dung ((phuong manh) or (phung manh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu nganh - thanh ((tung tuan) OR (hung tuan)) dung ((phuong manh) OR (phung manh)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu nganh - thanh ((tung tuan) OR (hung tuan)) dung ((phuong manh) or (phung manh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: doc hieu nganh - thanh ((tung tuan) OR (hung tuan)) dung ((phuong manh) or (phung manh)) toan ban*.