Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
cua thuong » cua truong, cua phuong, ca thuong
manh hung » anh huong
hung cua » huong cua, chung cua, khung cua
cong san » cong tac
san van » tan van, luan van, tran van

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 (chieu xanh))) or (chinh sach)) - manh hung cua thuong cong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu sang) OR (chieu xanh))) OR (chinh sach)) - manh hung cua thuong cong san van ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu sang) or (chieu xanh))) or (chinh sach)) - manh hung cua thuong cong san van ban*.