Now you can send emails, post Facebook updates and send messages on Whatsapp in Bengali using the Lipikaar Bengali Keyboard. How to type in Bengali with Lipikaar: Rule 1: Repeatedly type the closest sounding key till you see the correct Bengali script character. S = স ss = শ sss = ষ krr = ক্র krrr = কৃ. Rule 2: Join two characters by typing x between them.