copyright character in vim

I used to get this copyright symbol in vim earlier through some keys' combination. Can someone help me with it now? I simply fail to recollect it.

Also, if possible, share some more of such characters... someone might need it sometime.

How do I type the copyright symbol in Linux?

Just search for 'copyright' and take you pick.. Here is a link for general interest (or boredom :) In KDE, Ctrl-Shift-U then release all keys, then type 00a9 and space.

How do I insert a special character in Vim?

While in insert mode, you can insert special characters in Vim by pressing <ctrl-k> followed by a two-character lookup code. For example, <ctrl-k> ? 2 will insert the approximately equal symbol: ≈ .

:digraphs

shows the list of digraphs you can use. I see the copyright symbol as number 169, which has a key combo of "Co". To recreate that in edit mode, hit Ctrl+k, then type "Co", and you should have a copyright symbol.