TY JOUR TI Combined learning as a way to improve the effectiveness of training in the operational investigative cycle KW Educational process KW teaching methods KW combined learning KW forecasting KW predictive skills KW professional excellence KW operational investigative activities JO Bulletin of the Kaliningrad branch of the Saint-Petersburg University of the Ministry of Internal Affairs of Russia AU Polyakov, A.V. PY 2026 IS 0 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION