Which planet you come from? Don't embarrass yourself.In Singapore, langgar is not manslaughter. It is also not manslaughter in most parts of the world.
http://criminal.lawyers.com/traffic-violations/When-a-Drivers-Actions-Amount-to-Manslaughter.html
http://wiki.answers.com/Q/What_is_vehicular_manslaughter#page2
http://www.huffingtonpost.com/2013/03/21/julio-acevedo-pleads-not-guilty-manslaughter-nyc-crash_n_2924452.html