(Bloomberg) -- Southeast Asia’s biggest ride-hailing companies, Grab Holdings Ltd. and GoTo Group, have restarted talks for a merger, a potential blockbuster combination aimed at staunching years of losses at both companies resulting from tough competition between the two.Most Read from BloombergA 99% Bond Wipeout Hands Hedge Funds a Harsh Lesson on ChinaBiden’s Attempt to Address Memory Issue Backfires With New GaffeUkraine’s Army Chief Replaced After Rift With ZelenskiyNew York City Is Conside