Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
doc chieu » doc hieu, doi chieu, toc thieu
trinh cua » tinh cua, trinh luat, trinh quan
hang cong » dang cong, hang nong, bang cong
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu sang - hanh ((trinh cua) or (tinh chat)) hang cong thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu sang - hanh ((trinh cua) OR (tinh chat)) hang cong thanh toan ban.
• Adding a wildcard symbol may retrieve word variants: doc chieu sang - hanh ((trinh cua) or (tinh chat)) hang cong thanh toan ban*.