what is wrong in my subsquer?

what is wrong in my subsquer? I get more records then it should show

Code:

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select  PostS.UniversityN, FeeType,  StudentVisa, Curriculumlist, count(PostS.UniversityN) from PostS, PaymentRecords, PostD
  where PostS.UserId=PaymentRecords.UserId
  and PostS.UserId=PostD.UserId
and PostS.UniversityN in (
select  PostS.UniversityN from PostS, PaymentRecords, PostD
  where PostS.UserId=PaymentRecords.UserId
  and PostS.UserId=PostDe.UserId
 and processStatus !='Pending approval'
group by PaymentRecords.UserId, DueDate, ProcessStatus, ApprovalDate,DefferredPayDate, left (FeeType, 8)
having count(UpdateId) >1)
 and processStatus !='Pending approval' group by FeeType, StudentVisa,PostS.UniversityN  order by PostStatus.UniversityN;

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