Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tong » thanh cong, thanh tung, thanh long
hoc thieu » toc thieu, hoc hien
tong quan » thong quan, tong luan, luong quan
cong cong » cong dong, dung cong, dang cong
van thanh » ban thanh, van tuan
thanh cao » thanh ca, thanh cac, thanh thao

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 - thanh tong quan ((cong cong) or (trong cong)) van thanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tong quan ((cong cong) OR (trong cong)) van thanh cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tong quan ((cong cong) or (trong cong)) van thanh cao*.