How to Pass more than 1 recordest to the same Crystal report through VB at runtime

Currently i am using VB 6 and crystal report version 7....i had tired the TTX method to pass 1 recordset to crystal report through VB at runtime...it works but when i need to pass another recordset to the same report..the TTX method cant use already.
Can someone help me on how to pass more than 1 recordset or Sql query through VB at runtime? pls give the sample coding at the same time.
looking forward to hear from you!Thanks!

What is the TTX method?