Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
dung cong » dung trong
cong hach » cong sach, cong thanh, cong khanh
hach toan » thanh toan, manh toan
anh sang » lanh sang, anh bang, anh dang
anh nang » ganh nang, anh bang, anh dang
cua dung » cua dang, cua dong, qua dung
toan ban » van ban

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 - ((anh sang) or (anh nang)) cua dung cong hach toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - ((anh sang) OR (anh nang)) cua dung cong hach toan ban.
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - ((anh sang) or (anh nang)) cua dung cong hach toan ban*.