State Attorney General Andrew Cuomo’s campaign took money from law firms that represent clients his office investigated or accused of wrongdoing... Boies Schiller & Flexner LLP contributed $35,000 this year to Cuomo’s campaign. The firm, led by David Boies, represents Maurice “Hank” Greenberg, the former AIG CEO, who is fighting a civil fraud case the attorney general filed. Attorneys for Dell Inc., Deutsche Bank and former Liberal Party chief Raymond Harding also contributed to Cuomo. The AG’s office has been involved with disputes with each of them.... Cuomo is expected to run for governor. His campaign has raised $16 million...