Hi, I am new to SAS code. I have like to remove those data that are consist of the same words to each other based on ID. Really appreciate someone can help. Example: ID Transport 1 Singapore Car A 1 Car A 1 UK 1 UK Van CA 2 Japan Airplane GA 2 Airplane GA ....... Expected outcome: ID Transport 1 Singapore Car A 1 UK Van CA 2 Japan Airplane GA ... View more