Perhaps you should try some spelling variations:
nhanh dung » nhanh dong, hanh dung, nhanh hung
tieu xanh » tieu danh, chieu xanh, dieu hanh
dung cong » dung trong
hang cong » dang cong, hang nong, bang cong
dung cua » dung luan, dung cho
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap

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 - nhanh dung cua ((dung cong) or (hang cong)) dan ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - nhanh dung cua ((dung cong) OR (hang cong)) dan ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - nhanh dung cua ((dung cong) or (hang cong)) dan ((toan tai) or (toan cao))*.