Kathmandu, 24 November: The Chairman of CPN-UML KP Sharma Oli has called Maoist Center President Pushpa Kamal Dahal and inquired about the possibility of cooperation. During the telephone call, Oli to congratulated him after winning the election, he asked to forget the old bitterness and talked about cooperation in the future. Dahal's secretariat confirmed that the telephone conversation took place. "Chairman Oli's concern was about how to move forward in coming days," said Ramesh Malla, Dahal's personal secretary. It may be recalled that after the split of the CPN, relation between the both leaders had gone unpleasant. People's News Monitoring Service