Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
trong tac » trong cac, tuong tac, trong tan
trung va » truong va, trang va, trung ha
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - thanh trung va dung trong tac toan cau~.
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - thanh trung va dung trong tac toan cau*.