Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
nhanh mang » nhanh lang, hanh mang, nhanh quang
hieu xanh » chieu xanh, hieu manh, hieu nganh
hanh song » nhanh song, hanh cong, anh song
hanh dong » anh dong, ha dong
van thanh » ban thanh, van tuan
thanh ban » thanh san, thanh van, thanh bac
doc hieu » toc thieu, hoc thieu, hoc hien

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - ((nhanh mang) or (nhanh thang)) quan ((hanh song) OR (hanh dong)) van thanh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - ((nhanh mang) OR (nhanh thang)) quan ((hanh song) OR (hanh dong)) van thanh ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu xanh - ((nhanh mang) or (nhanh thang)) quan ((hanh song) OR (hanh dong)) van thanh ban*".