Perhaps you should try some spelling variations:
thanh trung » thanh tung
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
trung ap » trung cap, trung lap, trung tam
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban
ap dung » xay dung, van dung

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) or (theo tieu)) xanh - thanh trung ap dung cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo tieu)) xanh - thanh trung ap dung cong tac toan tap*.