To find something on the bot, you can click the Search area on the top bar within your bot view.
There are following filters for better search results -
You can narrow down your search for the types of elements you want to search from.
This filter can help search from active stories or inactive nodes independently.
To check copies in Hindi/English mode specifically
You can either search from the Graph nodes that you created as a part of user journey or other components present on the bot, for example, Small Talk.
You use this filter to search some strict case phrases. This search functionality is really useful in complex bots with multiple nodes and user says. Especially, while debugging to go back and modify something on the bot.
You can use multiple expressions to search for only numbers or email-ids.
o(a|d)+will match the results with pattern oa or od.