Search Pokemon By Pokemon Type in Pokemon Go

You can search Pokemons by their type. 

to search pokemon by his type just write the pokemon type you want

copy this and change the type :

dragon

this will give you all the pokemons that are from dragon types  

note: you will get the pokemon type only and not the move type, for example :

if you search dragon you can get giratina with shadow ball

pro tip :

if you want  to search for dragon type pokemon that have dragon type moves

search for :

dragon & @dragon