File Restitute conjugal rights (RCR) asking her to come back, as she has no right to stay away from you as long as she is married to you. let her say whatever she is thinking.
If she was qualified/educated then you can deny her claim of maintenance, check judgements here http://mynation.net/docs/sitemap/
and dont forget to file visitation right too.
If you are in major cities of India we have local groups to guide you please contact them and join weekly meetings.