By Dan Weil To find a good dividend fund, look for a well-run strategy with low costs and strong return potential, Morningstar says. When investors talk about dividend stocks, the conversation typically centers on large-cap value stocks, such as Johnson & Johnson (JNJ) – Get Johnson & Johnson Report and JPMorgan Chase JPM. But there are other places to search for good dividend stocks, too, says Russel Kinnel, director of manager research for Morningstar. “When you look for a good dividend fund, remember not to put the cart before the horse,” he wrote in a commentary. “You need a well-run strat…