I am facing the same issue
We have linked this forum thread with the same issue (WORDSNET-18466). You will be notified via this forum thread once it is resolved.
You may share your test document and code example to reproduce your issue at our end. We will then log separate issue for your case.
It is to inform you that the issue which you are facing is actually not a bug in Aspose.Words. So, we have closed this issue (WORDSNET-18466) as ‘Not a Bug’.
Please note that Aspose.Words mimics the behavior of MS Word. If you perform the same scenario using MS Word, you will get the same output.