I'd like to get some information from you. Please duplicate this problem in a small TextAloud article. From the TextAloud menu, click File -> Save Article As Text File, and save the article text to a text file.
Then, from the TextAloud menu, click Help -> Open Data Folder, and zip up the Dictionaries folder. Attached the zipped dictionaries files, along with the article text file to a reply, and send to me at email@example.com
Let me know if you have any questions about this.