Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
cong bang » cuong bang, hong bang, cong lang
dong bang » dong san
thanh cau » thanh chau, thanh mau, nhanh cau

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 cua) OR (trung cap)) nhung ((cong bang) or (dong bang)) thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((trung cua) OR (trung cap)) nhung ((cong bang) OR (dong bang)) thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh ((trung cua) OR (trung cap)) nhung ((cong bang) or (dong bang)) thanh cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh ((trung cua) OR (trung cap)) nhung ((cong bang) or (dong bang)) thanh cau*.