Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
canh tinh » hanh tinh, manh tinh, canh tranh
cong dan » huong dan, cong dong, cong tac
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
tinh va » tich va, trinh van, trinh vat
tru » truc

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