Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
bang songg » nang song, bang cong, bang son
hoc thieu » toc thieu, hoc hien
tranh van » tran van, trinh van, thanh van
bang song » nang song
ban hanh » ban hang
ban cau » bang cau, ban can, van cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - canh tranh van ((bang songg) or (bang song)) van ((ban cau) or (ban hanh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh van ((bang songg) OR (bang song)) van ((ban cau) OR (ban hanh)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh tranh van ((bang songg) or (bang song)) van ((ban cau) or (ban hanh))*.