Perhaps you should try some spelling variations:
trong toan » truong toan, trong tan, trong hoan
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
banh hang » banh rang, tranh hang, danh thang
toan phan » thanh phan, toan ban, hoa phan
ban hang » ngan hang
vat dung » van dung, va dung, viet dung
phan cac » nhan cach, phan dau, phan lap

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 - ((banh hang) or (ban hang)) vat dung trong toan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((banh hang) OR (ban hang)) vat dung trong toan phan cac*.