Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
trong thap » trong thai, trong phap, trong thuat
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
thap toan » tap toan, phap toan, thuat toan
trung va » truong va, trang va, trung ha
toan ban » van 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 xanh - thanh ((trung va) or (trung cap)) dung trong thap toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((trung va) OR (trung cap)) dung trong thap toan ban*.