Barcelona are getting increasingly worried by the performances of Brazilian forward Neymar, [football] direct news understands. The 22-year-old began life at the Nou Camp in good form, creating more than he scored but his workrate and talent was something the Barcelona fans and coaches admired.googletag.cmd.push(function() { googletag.display(“div-gpt-ad-1389116196215-0”); });However, following an injury lay-off in January and constant reports in the press about his transfer from Santos to Barca, Neymar seems to be losing his form. Neymar’s proposed move to Barcelona was one of the most eagerly anticipated moves in European football but what has followed is an investigation to the amount of money Barca paid and how much the Catalan club paid to companies, who may or may not have informed the tax authorities. All this seems to be affecting Neymar’s performances now, despite him being so young and his father managining his off-field negotiations, media appointments and sponsorship deals. Neymar has scored just one goal in his last seven appearances and [FDN] understands that Barca boss Tata Martino is growing impatient, preferring the likes of Pedro Rodriguez and the free-scoring Alexis Sanchez.