You can search Pokemons by their moves.
to search pokemon by specific move put @ and then move name
copy this and change the move name :
this will give you all the pokemons that know the move shadow ball
you can search each move, fast or charge in same search
put & between 2 moves to find pokemon that have 2 moves you remember
you can also search pokemon by move type
for example :
will give you all pokemons that have dragon type moves
note: you will not get the pokemon type only the move type, for example :
if you search @grass you can get groudon with solar bim.