Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thang long » thanh cong
lang thang » cang thang, dang thanh, hung thang
canh tinh » hanh tinh, manh tinh, nhanh tinh
long lang » long liang, cong lang, hoang lang
thang cao » thong cao, thang lao, nang cao
he thang » he thong, he than, le thang

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 xanh - ((canh tranh) or (canh tinh)) he thang long lang thang cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - ((canh tranh) OR (canh tinh)) he thang long lang thang cao*.