High probability from chart patterns?

If I only look at simple chart patterns, would it be possible to create high probability setups? Many people use tons of indicators, but I want to use only things like support and resistance.

You'd be pretty hard pressed to find a simple chart pattern that always prefaces another simple chart pattern; because that's what you're asking for here. In order to have high probability from just looking at historical data you need two consistent patterns in a row: not one.

First you need the pattern that triggers the EA/strategy, then you need the pattern you can profit from. That is where the problem is, as everyone