Perhaps you should try some spelling variations:
thong duong » tuong duong, thong dung, thong huong
chieu sang » chieu sach, chieu xanh, nhieu tang
duong manh » duong van
hieu lang » hieu quang, nhieu tang, hieu van
hanh dong » anh dong, ha dong
cua thong » cua thuong, cua khong, cua tong
dong cua » dung cua, cong cua, huong cua
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) or (hieu lang)) - hanh dong cua thong duong manh ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (hieu lang)) - hanh dong cua thong duong manh ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (hieu lang)) - hanh dong cua thong duong manh ((toan cau) or (toan cao))*.