web2.phuket.psu.ac.thweb2.phuket.psu.ac.th/wordpress/wp-content/uploads/... · Diploma or its...
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web2.phuket.psu.ac.thweb2.phuket.psu.ac.th/wordpress/wp-content/uploads/... · Diploma or its equivalent or IGCSE (International General Certificate of Secondary Education) or GED