Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh hung » thanh huong, thanh tung, thanh trung
hoc thieu » toc thieu, hoc hien
thong ban » thong van, trong ban, thong bai
ban toan » bai toan, ban than, van toan
toan cao » toan ban, toan tap
hung he » dung he, hung ha, hung yen

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 hung he thong thong ban toan cao~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh hung he thong thong ban toan cao*.