Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
hanh tranh » canh tranh, hanh trinh, hanh trang
cong nhanh » cong thanh, cong nhan, cong khanh
tranh cua » doanh cua, manh cua
cong cong » cong dong, trong cong, dung cong
thanh cao » thanh ca, thanh cac, thanh thao
thanh bac » nhanh bac, thanh bai, thanh san

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu sang - hanh tranh cua cong cong nhanh ((thanh cao) or (thanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu sang - hanh tranh cua cong cong nhanh ((thanh cao) OR (thanh bac)).
• Adding a wildcard symbol may retrieve word variants: toc thieu sang - hanh tranh cua cong cong nhanh ((thanh cao) or (thanh bac))*.