Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
thoai cac » tai cac, thong cac, tho cac
chi xanh » chi anh, chi danh, chi hanh
cua dong » chua dong, cua dang, cua nong
cong dan » cong san, cong tan, huong dan
thai cao » tai cao, thuat cao, toan cao
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 doanh ((cua dong) or (cua cong)) cong dan ((thai cao) OR (thoai cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - hanh doanh ((cua dong) OR (cua cong)) cong dan ((thai cao) OR (thoai cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - hanh doanh ((cua dong) or (cua cong)) cong dan ((thai cao) OR (thoai cac))".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - hanh doanh ((cua dong) or (cua cong)) cong dan ((thai cao) OR (thoai cac))*.