I think your correspondent's word "probably" should be replaced by "almost certainly not".

For a moment the words were replaced with muffled sobs.

The words were replaced and the articles footnoted to reflect the fact.

In later recordings the word looking is replaced with waiting.

Those words have been taken out and replaced by' an ever closer union'but what is the difference?

The missing words have been replaced with the word 'Sausage'.

Sometimes these words have now been replaced by other words that are not offensive.

The less frequent words are replaced by their grammar tag.

Compromised words were replaced by beeps in the music video.

About 150 words in the story are replaced by pictures.