Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
nhan chong » nhanh chong, nhan khong, nhan thong
hoc chieu » hoc thieu, ho chieu, hoc hien
cong dan » cong san, cong dong, cong tac
cong tan » cong tac, cong san, cong thanh
han tu » phan tu, hanh tu, ban tu

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

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