Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
tung quan » tuong quan, trung quan, dung quan
bang cong » dang cong, bang song, hang cong
van cong » van dong, van phong, phan cong
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 tinh - thanh tung quan ((bang cong) or (van cong)) tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh tung quan ((bang cong) OR (van cong)) tac toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh tung quan ((bang cong) or (van cong)) tac toan tap*.