FILE PHOTO -- The logo of Brazil's largest fixed-line telecoms group Oi is seen inside a shop in Sao Paulo October 2, 2013. REUTERS/Nacho Doce/File Photo SAO PAULO (Reuters) - Management at Oi SA (OIBR4.SA) will propose that the board of the debt-laden Brazilian phone carrier increase a planned capital injection to 9 billion reais ($2.8 billion) in an effort to emerge from bankruptcy protection faster, O Estado de S. Paulo reported on Wednesday. Minority shareholder Nelson Tanure, who holds a 6.