Perhaps you should try some spelling variations:
nhanh long » thanh long, nhanh lang, nhanh song
nhanh dong » hanh dong, nhanh chong, anh dong
chi xanh » chi anh, chi danh, chi hanh
cua dung » cua dang, cua dong, qua dung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan ban » van 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 - ((nhanh long) OR (nhanh dong)) cua dung ((cong dan) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - ((nhanh long) OR (nhanh dong)) cua dung ((cong dan) OR (cong san)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - ((nhanh long) OR (nhanh dong)) cua dung ((cong dan) or (cong san)) toan ban".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - ((nhanh long) OR (nhanh dong)) cua dung ((cong dan) or (cong san)) toan ban*.