Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhanh lang » nhanh quang, nhanh thang, nhan dang
hoc thieu » toc thieu, hoc hien
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan ban, toan tap
lang va » lang van, hang va, lang ha
va dung » van dung, va duong, vat dung

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