Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
hien hanh » dieu hanh
dung cong » dung trong
hang cong » dang cong, hang nong, bang cong
tung cua » trung cua, tuong cua, dung cua
ban hanh » ban hang
hanh cap » hanh cac, hanh cat, hanh cad

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (hien hanh)) - thanh tung cua ((dung cong) or (hang cong)) ban hanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (hien hanh)) - thanh tung cua ((dung cong) OR (hang cong)) ban hanh cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (hien hanh)) - thanh tung cua ((dung cong) or (hang cong)) ban hanh cap*.