Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
ho chieu » theo chieu, hoc thieu, doi chieu
va tuong » va thuong, xa truong, va phuong
va thong » va thuong, va phuong, he thong
cong van » cong vang, cong san, song van
van van » tan van, san van, van vat

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 ((va tuong) or (va thong)) cong van van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung ((va tuong) OR (va thong)) cong van van ban*.