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my sincere apologies for the late reply is the most popular phrase on the web.

my sincere apology for the late reply 1735 results on the web	my sincere apologies for the late reply 14,170 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Again let me extend my sincere apologies for earlier. My sincere apologies for your wait. Again let me extend my sincere apologies for earlier. However, you have my sincere apologies for being foreign. So I hope that you will both accept my sincere apology for my inappropriate behavior. My sincere apologies for our operative Jane, by the way. My sincere apologies for interrupting this festive trip down memory lane. I hope you can accept my sincere apologies for disturbing your traditions.	My sincere apologies for interrupting this festive trip down memory lane. My sincere apologies for our operative Jane, by the way. I hope you can accept my sincere apologies for disturbing your traditions. Again let me extend my sincere apologies for earlier. So I hope that you will both accept my sincere apology for my inappropriate behavior. My sincere apologies for your wait. However, you have my sincere apologies for being foreign. Again let me extend my sincere apologies for earlier.

my sincere apology for the late reply

1735 results on the web

my sincere apologies for the late reply

14,170 results on the web

More popular!

Again let me extend my sincere apologies for earlier.
My sincere apologies for your wait.
Again let me extend my sincere apologies for earlier.
However, you have my sincere apologies for being foreign.
So I hope that you will both accept my sincere apology for my inappropriate behavior.
My sincere apologies for our operative Jane, by the way.
My sincere apologies for interrupting this festive trip down memory lane.
I hope you can accept my sincere apologies for disturbing your traditions.

My sincere apologies for interrupting this festive trip down memory lane.
My sincere apologies for our operative Jane, by the way.
I hope you can accept my sincere apologies for disturbing your traditions.
Again let me extend my sincere apologies for earlier.
So I hope that you will both accept my sincere apology for my inappropriate behavior.
My sincere apologies for your wait.
However, you have my sincere apologies for being foreign.
Again let me extend my sincere apologies for earlier.