Vim more - 1

New line & go into insert mode

o # new line after the current line
O # ... before ...

Movement

b # to previous word head
w # to next word head
e # to next word tail

Delete

x # delete character on cursor

dd
D # delete to eof


d-j # delete this line and next line
d-k # delete this line and upper line

d-l # delete right
d-h # delete left

Joint

J # join next line to current line

Undo / Redo

u # undo
ctrl-r # redo

http://tnerual.eriogerg.free.fr/vimqrc.html