Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, canh tranh, hanh trinh
hoc thieu » toc thieu, hoc hien
trang cua » tranh cua, tang cua, trung cua
cua tong » cua cong, cua dong, cua nong
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
than cau » toan cau, phan cau, than cap

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 cua tong ((cong ban) OR (cong san)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh trang cua tong ((cong ban) OR (cong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trang cua tong ((cong ban) OR (cong san)) than cau*.