Perhaps you should try some spelling variations:
manh truong » manh trung, manh tuong, anh truong
thieu quang » hieu quang, thien quan, trien quang
chieu sang » chieu sach, chieu xanh, hieu lang
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
thanh ban » thanh san, thanh van, thanh bac
cong san » cong tac
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: hoc ((chieu sang) or (thieu quang)) - manh truong cua nhung cong san ((toan ban) or (thanh ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sang) OR (thieu quang)) - manh truong cua nhung cong san ((toan ban) OR (thanh ban)).
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sang) or (thieu quang)) - manh truong cua nhung cong san ((toan ban) or (thanh ban))*.