Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
truong cao » truong dai
hung chong » nhung chong, hung cuong, phong chong
gian muong » giang duong, gian trong
hoc thieu » toc thieu, hoc hien
trung cap » trung tam
gian vung » gian lang

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 - thanh ((trung cap) OR (truong cao)) hung chong ((gian vung) or (gian muong)) cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((trung cap) OR (truong cao)) hung chong ((gian vung) OR (gian muong)) cac*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh ((trung cap) OR (truong cao)) hung chong ((gian vung) or (gian muong)) cac*".