Event planners hope to avoid a 'repeat performance' of last year's problems. [=hope that last year's problems will not happen again this year]
a bicyclist who was disqualified for taking 'performance'-enhancing drugs [=drugs that improve your ability to do something]
How has the company's stock 'performance' been? [=has the value of the company's stock been increasing/decreasing?]
(..) and also aircraft structures, MRT Aircraft perfomance, ATCS, life factors, survival factors nd also emergency response Today we begin with our operations,human performance and investigations. On the crash of US Flight The water landing. Captain? This was not a crash, it was a water landing. (..)2016 Sully