Perhaps you should try some spelling variations:
thanh tinh » thanh binh, nhanh tinh, than kinh
cua thuong » cua truong, cua phuong, ca thuong
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
tinh cua » trinh cua, sinh cua, tinh chat
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
gian man » gian dan, gian lan, gian van

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) OR (hoc thieu)) xanh - thanh tinh cua thuong ((cong dan) or (cong san)) gian man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) xanh - thanh tinh cua thuong ((cong dan) OR (cong san)) gian man.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) OR (hoc thieu)) xanh - thanh tinh cua thuong ((cong dan) or (cong san)) gian man".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) OR (hoc thieu)) xanh - thanh tinh cua thuong ((cong dan) or (cong san)) gian man*.