Thanks for your inquiry.
have tested the scenario and have managed to reproduce the same issue
at my side. For the sake of correction, I have logged this problem in
our issue tracking system as WORDSNET-9538. I have linked this forum thread to the same issue and you will be notified via this forum thread once this issue is resolved.
We apologize for your inconvenience.
We’re also seeing this issue when processing vertical text boxes using the .NET library, do you have any idea of a timescale for the fix?