Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
hanh dung » thanh dung, anh dung, hanh dong
tai nhung » thai nhung, thi nhung, tai hung
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
toan tai » toan tap, doanh tai, 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: ho chieu sang - hanh dung tai nhung cong san ((toan tai) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh dung tai nhung cong san ((toan tai) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh dung tai nhung cong san ((toan tai) or (van ban))*.