Perhaps you should try some spelling variations:
phuong manh » phuong anh, phuong danh, phuong hanh
hieu nganh » vien nganh, hiem ngan, nghiep nganh
phung manh » hung manh, nhung manh, phung minh
hieu manh » chieu xanh, dieu hanh, hien hanh
cong tuan » cong tan, cong luan, cong thanh
tuan dung » tuan duong, tran dung, tan dung
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) OR (hieu manh)) - thanh cong 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) OR (hieu manh)) - thanh cong 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) OR (hieu manh)) - thanh cong tuan dung ((phuong manh) or (phung manh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu nganh) OR (hieu manh)) - thanh cong tuan dung ((phuong manh) or (phung manh)) toan ban*.