Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
cong manh » cong danh, duong manh, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
tung va » trung va, tuong va, dung va

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 xanh) or (hieu lang)) - thanh tung va nhung cong manh ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (hieu lang)) - thanh tung va nhung cong manh ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (hieu lang)) - thanh tung va nhung cong manh ((toan cau) or (toan cao))*.