Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, hanh trinh, minh trang
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong san » cong tac
phan cac » phan dau, phan lap, phan 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 - ((hanh trang) OR (canh tranh)) cua hang cong san ((phan cac) or (nhan cach))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh trang) OR (canh tranh)) cua hang cong san ((phan cac) OR (nhan cach)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh trang) OR (canh tranh)) cua hang cong san ((phan cac) or (nhan cach))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh trang) OR (canh tranh)) cua hang cong san ((phan cac) or (nhan cach))*.