Searches
/pattern	Search forward for pattern
?pattern	Search backward for pattern
n, N	Repeat last search in same, opposite direction
/, ?	Repeat previous search forward, backward
fx	Search forward for character x in current line
Fx	Search backward for character x in current line
tx	Search forward to character before x in current line
Tx	Search backward to character after x in current line
;	Repeat previous current-line search
,	Repeat previous current-line search in opposite direction
:1,$s/x/y/g	Globally replace x with y