Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
dong thanh » truong thanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua
dung dong » dung cong, vung dong, dung trong
thanh cac » hanh cac, thanh bac, thanh ca
manh cua » doanh cua, ban cua
cac cac » cac cach, ca cac, cac bac

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) or (hieu manh)) - canh ((tranh cua) or (manh cua)) dung dong thanh cac cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - canh ((tranh cua) OR (manh cua)) dung dong thanh cac cac.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - canh ((tranh cua) or (manh cua)) dung dong thanh cac cac*.