# To edit text (enter "insert" mode)
i

# To disable editing
Esc

# To exit and save changes
:x

# To quit without saving
:q!

# The following commands only work when not in insert mode

# To delete a line
dd

# To copy a line
y

# To paste a line
p

# To search for some text
/searchtext

# To search and replace
:1,$s/searchtext/replacetext/

# To move to the start of a line
0

# To move to the end of a line
$

# To move to the next word
w