Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
hanh hang » thanh hang, hang hang, hanh han
thanh cau » thanh chau, thanh mau, nhanh cau
va thong » va thuong, va phuong, he thong
cong van » cong vang, song van, cong tan
cong san » cong tac

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 hang va thong ((cong van) or (cong san)) thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh hang va thong ((cong van) OR (cong san)) thanh cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh hang va thong ((cong van) or (cong san)) thanh cau*.