We have tested the scenario and have managed to reproduce the same issue at our side. For the sake of correction, we have logged this problem in our issue tracking system as WORDSNET-20970. You will be notified via this forum thread once this issue is resolved.
Currently, this issue is under “In Review” phase. Hopefully, the fix of this issue will be available in the next version of Aspose.Words. Please note that this ETA is not final at the moment. However, we will inform you via this forum thread once this issue is resolved.