Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
cong cac » cuong cac, cong tac, cong cau
van cong » van dong, van phong, phan cong
dan toan » manh toan, xuan toan, dien toan
dan than » dan chan, ban than, van than
van toan » van tuan, van tan, van thanh
cac van » cac dan

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