Perhaps you should try some spelling variations:
theo trieu » theo tieu, theo chieu, thep tieu
thanh tung » thanh cong
dang trong » dung trong, dong trong, lang trong
hach toan » thanh toan, manh toan
tung cua » trung cua, tuong cua, dung cua
cua dang » cua cong, cua ban
tac toan » tap toan, tam toan, tich toan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo trieu tinh - thanh tung cua dang trong ((tac toan) or (hach toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo trieu tinh - thanh tung cua dang trong ((tac toan) OR (hach toan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo trieu tinh - thanh tung cua dang trong ((tac toan) or (hach toan)) cau*.