LOS ANGELES—So much for feeling his way back after being out two weeks in the NBA’s health and safety protocols. James Harden sure looks all the way back. Harden tied his season high with 39 points and had a season-best 15 assists in the second game of his return, and the Brooklyn Nets beat the Los Angeles Clippers 124-108 on Monday night in a matchup of short-handed teams. He had eight rebounds, just missing a second straight triple-double. “I wasn’t expecting it,” Nets coach Steve Nash said. “Against the Lakers and tonight, he was just clinical. If he plays like that, we’ll be very difficult to beat.” Harden had 36 points, 10 rebounds and 10 assists in a 122-115 win against LeBron James and the Lakers on Christmas in the Nets’ first game after three straight postponements due to the coronavirus pandemic. He used his down time to lift weights …