Type in a command, or "ls dictionary" to search all commands for "dictionary", etc.

man Dell_Computers_Are_Not_Booting_Up_on_Windows_10?

No manual entry for Dell_Computers_Are_Not_Booting_Up_on_Windows_10?.
To search for "Dell_Computers_Are_Not_Booting_Up_on_Windows_10?", try typing ls Dell_Computers_Are_Not_Booting_Up_on_Windows_10?.