Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trung » thanh trung, hanh trang, manh trung
dung luong » dung thuong, dung phuong, dung truong
trung cua » truong cua, trung tuan, trung cap
cua dung » cua dang, cua dong, qua dung
tin toan » tinh toan, trinh toan, thien toan
nin toan » tinh toan

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) or (dieu hanh)) - hanh trung cua dung luong ((tin toan) OR (nin toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (dieu hanh)) - hanh trung cua dung luong ((tin toan) OR (nin toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (dieu hanh)) - hanh trung cua dung luong ((tin toan) OR (nin toan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (dieu hanh)) - hanh trung cua dung luong ((tin toan) OR (nin toan)) cau*.