Technical analyst, Vishwas Agarwal while commenting on the market said, ``BSE above 14,786 level is a safety sign for trading but below this some weakness and unclear trend will rule the market.````Falling crude prices and weakening inflation will bring positive signs in the market in coming months,`` Agarwal said.He added, ``At present Nuclear Suppliers Group (NSG) is a big issue as it is a matter of 45 nations who will decide the fate of Indo- US nuke deal. If they pass this deal then automa