SAN FRANCISCO — Going through a divorce has been difficult for Sepideh Saeedi. Not understanding what’s happening in court because she isn’t proficient in English has made the process even harder.“When you don’t understand what the judge is saying, what the other side’s attorney is saying, it’s very stressful,” Saeedi, 33, who speaks Farsi, said after a recent court hearing in Redwood City, Calif.Legal advocates say throughout the state, litigants in divorce, child custody, eviction and other civil cases who have …