According to Fighters Only:
"[Thiago’s manager] Wallid Ismail, told Tatame staff that the UFC has renewed the contract of the athlete for four more fights, but did not say when - and against whom - Paulo returns the cage."
Paulo Thiago (13-3)
Loss Diego Sanchez - Decision (Unanimous) UFC 121
Loss Martin Kampmann - Decision (Unanimous) UFC 115
Win Mike Swick - Technical Submission (Brabo Choke) UFC 109