Perhaps you should try some spelling variations:
cong ngang » cong nhan, cong quang, cong lang
chieu binh » chieu tinh, chi binh, chieu xanh
hieu binh » hieu kinh, tieu binh, chieu tinh
manh hung » anh huong
cong vang » cong lang, cong quang, cong san
hung chu » nhung chu, hung thu, chung chou
chu nang » chuc nang, chua nang, cuu nang
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 binh) or (chieu binh)) - manh hung chu nang ((cong vang) OR (cong ngang)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu binh) OR (chieu binh)) - manh hung chu nang ((cong vang) OR (cong ngang)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu binh) or (chieu binh)) - manh hung chu nang ((cong vang) OR (cong ngang)) toan ban".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu binh) or (chieu binh)) - manh hung chu nang ((cong vang) OR (cong ngang)) toan ban*.