You will find 10 exams - Qs, As and marking schemes here https://www.accaglobal.com/us/en/student/exam-support-resources/professional-exams-study-resources/p4/past-exam-papers.html
And the current specimen exam here https://www.accaglobal.com/us/en/student/exam-support-resources/professional-exams-study-resources/p4/p4-specimen-exams.html
