i info. The info documentation reader.
I describe-input-method. Describe a specific input method (if you type
its name) or the current input method (if you type just RET).
+C-i info-lookup-symbol. Display the definition of a specific symbol
+ as found in the manual for the language this buffer is written in.
k describe-key. Type a command key sequence;
it displays the full documentation.
C-k Info-goto-emacs-key-command-node. Type a command key sequence;
it takes you to the Info node for the command bound to that key.
-l view-lossage. Shows last 100 characters you typed.
+l view-lossage. Show last 100 characters you typed.
L describe-language-environment. This describes either the a
specific language environment (if you type its name)
or the current language environment (if you type just RET).
m describe-mode. Print documentation of current minor modes,
and the current major mode, including their special commands.
-n view-emacs-news. Shows emacs news file.
+n view-emacs-news. Display news of recent Emacs changes.
p finder-by-keyword. Find packages matching a given topic keyword.
s describe-syntax. Display contents of syntax table, plus explanations
t help-with-tutorial. Select the Emacs learn-by-doing tutorial.