Steps to install & Use VietOCR
   1. Install Java 13 SE (From Oracle website) - https://www.oracle.com/technetwork/java/javase/downloads/index.html
   2. Install Tesseract & Langauges Packs
   3. Download and extract VABBYY FineReader 12ietOCR from https://sourceforge.net/projects/vietocr/
   4. Run   java -jar VietOCR.jar
   5. Drag and drop an image/ pdf to start OCR activities 
   6. If you have multiple langauges in the image Mention the name in Langauge section with + (without spcaes) ex: English+Kannada
   7. For multi colum pages to be procesed properly - Use Menu Image -> Double-sided page option