Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
hanh tang » anh tang, hanh mang, hanh tung
dung cong » dung trong
chi xanh » chi anh, chi danh, chi hanh
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban
toan tap » toan ban
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 - ((hanh tang) or (hanh trang)) cua dung cong tan ((toan cao) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((hanh tang) OR (hanh trang)) cua dung cong tan ((toan cao) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - ((hanh tang) or (hanh trang)) cua dung cong tan ((toan cao) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((hanh tang) or (hanh trang)) cua dung cong tan ((toan cao) OR (toan tap))*.