Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
truong va » truong dai, truong cao, truong dao
hang cong » dang cong, hang nong, bang cong
hang cua » mang cua, hang ca, huong cua
cong dan » cong san, cong tan, huong dan
dan canh » van canh, dan cach, dan hanh
canh ban » can ban, canh dan, canh 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 ((thieu xanh) OR (chieu xanh)) - hanh ((hang cua) or (truong va)) hang cong dan canh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - hanh ((hang cua) OR (truong va)) hang cong dan canh ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - hanh ((hang cua) or (truong va)) hang cong dan canh ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (chieu xanh)) - hanh ((hang cua) or (truong va)) hang cong dan canh ban*.