Perhaps you should try some spelling variations:
chap thuong » chan thuong, phan thuong, pham thuong
chieu sang » chieu sach, chieu xanh, hieu lang
chap thong » phap thong, chap phong, khap thong
chau tinh » cuu tinh, ha tinh, cua tinh
cong van » cong vang, cong san, song van
van tan » van tuan, van ban, van tai
tan ca » tan cua, tang ca, dan ca

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) or (chau tinh)) - canh tranh ((chap thong) OR (chap thuong)) cong van tan ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chau tinh)) - canh tranh ((chap thong) OR (chap thuong)) cong van tan ca.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chau tinh)) - canh tranh ((chap thong) OR (chap thuong)) cong van tan ca".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chau tinh)) - canh tranh ((chap thong) OR (chap thuong)) cong van tan ca*.