{"type":"rich","version":"1.0","title":"PHƯƠNG PHÁP QUAN SÁT :","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/WLhR7r9qTgABziDJ/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/58b851eebf6a4e0001ce20c9\" frameborder=\"0\" allowfullscreen></iframe>"}