Search History Select to load keywords (dateIssued equals "[2500 TO 2566]") AND (author equals "วรณพ วิยกาญจน์") AND (subject equals "ปะการัง -- ไทย -- เกาะแสมสาร (ชลบุรี)") AND (subject equals "การอนุรักษ์แนวปะการัง") AND (subject equals "Coral reef conservation") AND (subject equals "Corals -- Thailand -- Samae San (Chon Buri)") AND (dateIssued equals "2560") (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "Science -- Study and teaching (Secondary)") AND (subject equals "Teaching") AND (subject equals "Science teachers") AND (dateIssued equals "2531") AND (subject equals "Academic achievement")
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