Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » dung cong, thong cong, hang cong
hanh hinh » hanh chinh, hanh tinh, hanh dinh
cua nhung » va nhung
hinh cua » chinh cua, sinh cua, tinh cua
van toan » van tuan, van tan, van thanh
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: toc thieu xanh - hanh hinh cua nhung cong ((van toan) or (((dan than) or (dan gian)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - hanh hinh cua nhung cong ((van toan) OR (((dan than) OR (dan gian)))) cau.
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh hinh cua nhung cong ((van toan) or (((dan than) or (dan gian)))) cau*.