Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tap » cuong tap, cong tac, cong tan
tap toan » tap doan, tap quan, bai toan
toan tap » toan 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 ((hien hanh) or (chieu xanh)) - hanh trung cua nhung cong tap toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien hanh) OR (chieu xanh)) - hanh trung cua nhung cong tap toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien hanh) or (chieu xanh)) - hanh trung cua nhung cong tap toan tap*.