Perhaps you should try some spelling variations:
thong quang » thong quan, thong qua, luong quang
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
dang quang » dung quang, nang quan, dang hung
tranh cua » doanh cua, manh cua
cua bang » chua bang, cua ban, cua dang
tuan cau » toan cau, quan cau, tuan cu

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 (chieu sang)) - canh tranh cua bang ((dang quang) or (thong quang)) tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - canh tranh cua bang ((dang quang) OR (thong quang)) tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - canh tranh cua bang ((dang quang) or (thong quang)) tuan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - canh tranh cua bang ((dang quang) or (thong quang)) tuan cau*.