Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
thieu xanh » chieu xanh, hieu manh, thien anh
canh doanh » hanh doanh, chinh doanh, kinh doanh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
cua thong » cua thuong, cua khong, cua tong
cong dan » cong san, cong tan, huong dan
chan dau » phan dau, han dau, chan doan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((canh doanh) OR (doanh doanh)) cua thong cong dan ((chan dau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((canh doanh) OR (doanh doanh)) cua thong cong dan ((chan dau) OR (phan tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((canh doanh) OR (doanh doanh)) cua thong cong dan ((chan dau) or (phan tu))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((canh doanh) OR (doanh doanh)) cua thong cong dan ((chan dau) or (phan tu))*.