Perhaps you should try some spelling variations:
song thanh » son thanh, dong thanh, cong thanh
hanh trang » thanh trung, canh tranh, hanh trinh
trang cua » tranh cua, tang cua, trung cua
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong tan » cong tac, cong san, cong thanh
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: theo chu xanh - hanh trang cua ban ((song thanh) or (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh trang cua ban ((song thanh) OR (cong tan)) toan ban*.