Well, with a little bit if experience you can get great results with any of them. That's the magic!!! It depends on your own preferences, which one you find best.
I am going to list below the tutorials and patterns, I found more useful for myself. So, just pick one and try :))
Jahneke
The silver penny
Katja Magus on Living Crafts
Moonchild Dolls

Regan's Ramblings

DoingWithout
Simmy
Tilly Tilda

Crystal Clark
Sami Dolls
Bamboletta
Come fare i polsi.
Penny Nyberg: tutto il suo canale Youtube
Pflanzenfärberin

Genuine Dolls
Tata
I hope it helps! Have fun!!