Perhaps you should try some spelling variations:
dong thanh » truong thanh
nhung dong » nhung don, nhung cong, nhung dung
tieu xanh » tieu danh, chieu xanh, dieu hanh
tang cua » hang cua, tang luan, thong cua
mang cua » manh cua, dung cua, ban cua
toan cao » toan ban
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - hanh ((tang cua) or (mang cua)) nhung dong thanh ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh ((tang cua) OR (mang cua)) nhung dong thanh ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh ((tang cua) or (mang cua)) nhung dong thanh ((toan cao) or (toan tap))*.