Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
cua tong » cua cong, cua nong, cua song
cua dong » chua dong, cua cong, cua dang
cuu nong » cuu cong, cuu nang, cuu tong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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 tung ((cua tong) or (((cua dong) or (cuu nong)))) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tung ((cua tong) OR (((cua dong) OR (cuu nong)))) cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tung ((cua tong) or (((cua dong) or (cuu nong)))) cong tac toan tap*.