Sevenoaks District Council is currently uploading on to their website all the comments for Regulation 19 (the Final Local Plan) for submission to the Planning Inspector. Comments are still being uploaded so, if you don't see yours there yet, try again after a few days. So far, there are over 1600 comments relating to all sites in SDC.
You can search in chronological order on comment date, type (i.e. Policy number, e.g. ST1, ST2 etc) or respondent or choose a response number / Comment ID (LPSxxxx) or any comment containing a particular word string (e.g. Fort Halstead or Broke Hill).