Hi Andreas,
Thank you for your update.
The special characters used in DocIO are “”,”\r”,”\0” and “\v”. The characters “” and “\r” adds a new paragraph in the document,“\v” inserts a line break and “\0” insert a space in the document. Could you please find the sample from the below link.
Sample:
http://files.syncfusion.com/support/DocIO.Web/Forum/90814/UpdatedSpecialCharacter.zipPlease let us know if you have any questions.
Regards,
Jafrin J