Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
nhung tai » nhung trai, nhung bai, nhung tap
tai thanh » thi thanh, tai chinh, ban thanh
thanh hoa » thanh pho
hoa tap » khoa tap, hoc tap, hoa tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((dieu hanh) or (chieu sang)) - hanh tranh cua nhung tai thanh hoa tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((dieu hanh) OR (chieu sang)) - hanh tranh cua nhung tai thanh hoa tap.
• Adding a wildcard symbol may retrieve word variants: theo ((dieu hanh) or (chieu sang)) - hanh tranh cua nhung tai thanh hoa tap*.