kak tolong yg nomor 2, 3, 4, 5

1.I'm sorry I don't follow you , can you repeat it again?
2.I'm sorry I can't catch what you said . Could you repeat it again?
3.I'm sorry I'm not sure I get your point , Could you repeat it again?
4.I'm sorry I'm not sure I know what you mean , Can you repeat it again?
~