Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
cua phuong » cuu phuong, cuc phuong, luan phuong
chi xanh » chi anh, chi danh, chi hanh
anh tang » anh bang, anh dang, anh nang
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cao » toan cao, thai cao, than cap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - ((anh tang) or (hanh trang)) ((cua cong) or (cua phuong)) cong tan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((anh tang) OR (hanh trang)) ((cua cong) OR (cua phuong)) cong tan than cao.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((anh tang) or (hanh trang)) ((cua cong) or (cua phuong)) cong tan than cao*.