Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
trinh chat » tinh chat, trinh luat, trinh han
tinh ninh » ninh binh
cua nhung » va nhung
tac trinh » tao trinh, lap trinh, tac trong
ninh cua » sinh cua, tinh cua, dinh cua
cong tac » cong ty

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - tinh ninh cua nhung cong tac trinh chat~.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - tinh ninh cua nhung cong tac trinh chat*.