Perhaps you should try some spelling variations:
chiet tach » chieu sach
duong manh » duong van
hanh tang » hanh trang, anh tang, hanh mang
manh toan » thanh toan, anh tuan, tinh toan
ho chiet » ho chieu, ho thiet, hoc thiet
toan cao » toan ban, toan tap
va hung » van hung, va huong, va ung

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 tang ((va hung) or (va nhung)) duong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh tang ((va hung) OR (va nhung)) duong manh toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh tang ((va hung) or (va nhung)) duong manh toan cao*.