The Phillies desperately needed a game like this one. On a day when the club had a shorthanded bullpen, Zack Wheeler gave them seven strong innings and the offense scored at least five runs for the first time in more than two weeks in a 6-4 victory over the Padres at Citizens Bank Park on Thursday afternoon. That capped off Philadelphia's second sweep of San Diego in the past 10 days to sweep the season series. The Phillies (33-29) have been doing plenty of winning lately, as they moved a season-high four games above .500 and into a tie for the second NL Wild Card spot. But they've been doing so following a very specific formula: lights-out starting pitching, just enough offense and a lockdown bullpen. Entering Thursday, 14 of the Phillies' 32 wins this season had come by exactly one run. That's not only the most one-run wins in the Majors, but it meant that 44% of their victories this season had come by a single run. Is that really maintainable? Well, probably not if they want to make a deep postseason run. "I don't think over the course of a season it's super sustainable," said Bryce Harper, who went 1-for-3 and scored a pair of runs. " ... Obviously, as an offense, we want to score more runs, and we need to score more runs. So just got to keep going, keep plugging, do the best we can. We've got to score runs and win games by \[more\