Perhaps you should try some spelling variations:
duong manh » duong van
theo chau » theo chu, theo chieu, theo phap
chau tinh » cuu tinh, ha tinh, cua tinh
hanh dung » thanh dung, anh dung, hanh dong
cua nhung » va nhung
cong danh » cuong danh, cong dan, cong thanh
dung cua » dung luan, dung cho
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chau tinh - hanh dung cua nhung ((cong danh) or (duong manh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chau tinh - hanh dung cua nhung ((cong danh) OR (duong manh)) toan tap.
• Adding a wildcard symbol may retrieve word variants: theo chau tinh - hanh dung cua nhung ((cong danh) or (duong manh)) toan tap*.