Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
dinh trung » sinh trung, dinh trong, kinh trung
manh tung » manh hung, thanh tung
ho chieu » theo chieu, hoc thieu, doi chieu
qua dung » quang dung, su dung, qua song
cong tac » cong ty
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 - ((dinh trung) or (manh tung)) qua dung ((cong san) or (cong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - ((dinh trung) OR (manh tung)) qua dung ((cong san) OR (cong tac)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((dinh trung) or (manh tung)) qua dung ((cong san) or (cong tac)) toan ban*.