Para navegar até a seção sob o cursor, use Ctrl ] (que é um colchete direito, não um j ):
JUMPING AROUND
The text contains hyperlinks between the two parts, allowing you to quickly jump between the description of an editing task and a precise explanation of the commands and options used for it. Use these two commands:Press CTRL-] to jump to a subject under the cursor. Press CTRL-O to jump back (repeat to go further back).