Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tranh » canh tranh, hanh trinh, hanh trang
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
va thong » va thuong, va phuong, va 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: ho chieu sang - hanh tranh ((va thong) OR (he thong)) cong manh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh tranh ((va thong) OR (he thong)) cong manh toan ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh tranh ((va thong) OR (he thong)) cong manh toan ban*.