Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
hieu manh » chieu xanh, hieu nganh, dieu hanh
manh toan » thanh toan, anh tuan, tinh toan
hoc hieu » hoc thieu, hoc hien, doc hieu
van hoan » van hoang, van han, luan hoan
van toan » van tuan, van tan, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - thanh thang ((van hoan) or (van hoa)) phuong ((manh toan) or (van toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - thanh thang ((van hoan) OR (van hoa)) phuong ((manh toan) OR (van toan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - thanh thang ((van hoan) or (van hoa)) phuong ((manh toan) or (van toan)) cau*.