Roger Federer wants to unpack the SABR again in 2021 · tennisnet.com
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US Open Tennis on Twitter: "#Federer won 79% of his net points vs Wawrinka. Who's loving #SABR (Sneak Attack By Roger)? http://t.co/iRgFKlxFcg" / Twitter
Tennis - He said what? Roger Federer justifies his sneak attack
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Federer: I will use the SABR more in 2016 - Tennis Tonic - News, Predictions, H2H, Live Scores, stats