Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
hanh mang » nhanh mang, hanh trang, nhanh lang
manh toan » thanh toan, anh tuan, tinh toan
hanh han » hanh nhan, hanh phan, hanh san
va thong » va thuong, va phuong, he thong
san toan » van toan, dan toan, xuan toan

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