Seems that MAN is getting enhanced capacity and frequency according to
"Last year, it carried 420,000 passengers from MAN. Sixty-eight per cent of its Manchester passengers transfer in Germany to Lufthansa flights across the globe, mainly to central and eastern Europe, Asia and South America.
Dieter Grotepass, the airline’s general manager for the UK and Ireland, said Lufthansa plans to increase the size of jet used on Munich flights from a 50-seater to a 70-seater from August.
The airline is looking to increase the jet size on its Stuttgart service and to add a second daily flight."