Aspose Combine Pdf removes superscript Thai characters

Hi,

The issue is related to superscrript text, during aspose combining pdfs the superscript text is getting missed for thai Characters
example:

Input : ทั้งสิ้น output we are getting : ทังสิน (avoids the superscript level 3)

@logtosachin

Are you evaluating our back-end API or the web application?
If you are working with the web application, could you please share the problematic files?