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, cua huong
ca thuong » cao thuong, va thuong, cp thuong
thong den » thong dien, thong dan, tuong den
ho chieu » theo chieu, hoc thieu, doi chieu
den phan » dien phan, dan phan, de phan

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 - thanh trung ((cua thuong) or (ca thuong)) thong den phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung ((cua thuong) OR (ca thuong)) thong den phan tu.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung ((cua thuong) or (ca thuong)) thong den phan tu*.