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, trung cap
tuong cua » truong cua, huong cua, thong cua
bang cong » dang cong, bang song, hang cong
san toan » van toan, dan toan, manh toan
dan than » dan chan, ban than, van than

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 (tuong cua)) bang cong ((san toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((trung cua) OR (tuong cua)) bang cong ((san toan) OR (dan than)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh ((trung cua) or (tuong cua)) bang cong ((san toan) or (dan than)) cau*.