Mismatch of survey number in document and chitta

Start from the beginning. 

Make the first document as your base and compare it with all other records. Wherever you find a discrepancy, apply for rectification. its simple procedure, although time-consuming. 

Obtain a copy of the correct Survey number with door No. in the records of Panchayat/Municipality with the name of the original owner.  So you have to obtain and verify old documents from the previous owners.  If found, then request your seller to rectify the mistake by registering it before the Registering Authority concerned.