Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
cua thuong » cua truong, cua phuong, ca thuong
doi chieu » doc hieu, doi chi, ho chieu
cp thuong » cp huong, ca thuong, chap thuong
cong doan » cong dan, cong hoan, dong doanh
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh trung ((cua thuong) or (cp thuong)) cong doan ((phan lap) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh trung ((cua thuong) OR (cp thuong)) cong doan ((phan lap) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung ((cua thuong) or (cp thuong)) cong doan ((phan lap) or (phan tu))*.