Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
ho chieu » theo chieu, hoc thieu, doi chieu
mang cua » manh cua, ban cua, cong cua
dung cua » dung luan, dung cho
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 ((mang cua) or (dung cua)) dung cong manh ((toan tap) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh ((mang cua) OR (dung cua)) dung cong manh ((toan tap) OR (toan ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh ((mang cua) or (dung cua)) dung cong manh ((toan tap) OR (toan ban))*".