Perhaps you should try some spelling variations:
wide scanning » wisely scanning, 3d scanning, way scanning
nmap scanning » a scanning, api scanning, way scanning
human gene » human genome, human gender, human bone
gene sang » lee sang, gene bank
sang minh » kang minah, anh minh, song min
minh dang » minh cong, mich dann

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: ((wide scanning) OR (nmap scanning)) a human gene sang minh dang (hai OR hari) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wide scanning) or (nmap scanning)) a human gene sang minh dang (hai or hari) ;*.