Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh nang » anh nang, ganh nang, hanh mang
nang quan » ban quan, nang suat
quan dung » quang dung, quan duong, qua dung
cong manh » duong manh, cong thanh, hoang manh
cong danh » cuong danh, cong dan, cong thanh
ho chiet » ho chieu, ho thiet, hoc thiet
cong tan » cong tac, cong san, cong thanh
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: ho chiet tach - hanh nang quan dung ((((cong manh) OR (cong danh))) or (cong tan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh nang quan dung ((((cong manh) OR (cong danh))) OR (cong tan)) toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - hanh nang quan dung ((((cong manh) OR (cong danh))) or (cong tan)) toan cao*".