It’s been a year since Rafaello Oliveira  appeared in the UFC. His most recent fight wasn’t a loss, so he wasn’t cut and then asked to return for a fight with Edson Barboza  at Saturday’s UFC 162.  He is, however, stepping in to replace John Makdessi in a fight most believe he will lose.  Oliveira has gotten the axe once before in his time with the UFC, but fought his way back. This time, he aims to pull off a big upset.   Unfortunately, the Brazilian’s hands repeatedly have held back his career. The problems started two years ago, when he broke his right hand in a losing effort against Yves Edwards at UFC on Versus 6.  He was supposed to fight Reza Madadi next, but re-injured his hand in training. Then he fought Yoislandy Izquierdo despite the same problem. Then he broke his hand two weeks prior to fighting “The Ultimate Fighter 15″ winner Michael Chiesa , and that fight was scratched.  An outsider might say Oliveira (15-5 MMA, 2-4 UFC) needs to reconsider his punching technique, get surgery, or take up soccer, but he is proceeding as if the setbacks are temporary distractions from his goal.  “I considered surgery, but it wasn’t necessary,” he told MMAjunkie.com (www.mmajunkie.com). “I’m full healed, thankfully