Here are a couple good charts published before the recent crash in Bitcoin (when the cryptoasset was trading around $14,400).
The first features a rising wedge and head and shoulders top.
Bitcoin Digesting Thanksgiving Hype by JayBeckner on TradingView.com
This one shows a larger chart pattern, a bearish harmonic Gartley.
Bearish Gartley for Bitcoin? by JayBeckner on TradingView.com
Click through the links (and press play on the charts) to see how the price hit/ held around the respective targets. Good work!