http://172.19.1.196:8983/solr/secweb/select?q=hazardous PTT Exploration and Production Public Company Limited OR "hazardous PTT Exploration Production" OR "dangerous PTT" OR "dangerous Petroleum Authority of Thailand" OR "risky PTT" OR "risky Petroleum Authority of Thailand"&wt=json&indent=true&facet=true&facet.field=key_filetype&facet.field=key_sitemap&facet.field=system_name&facet.field=key_keywords&hl=on&hl.fragsize=200&hl.fl=id,title_th,searchcontent_th&defType=edismax&qf=searchcontent_th&qf=id&qf=title_th^1000000&pf=title_th~5^1&pf=searchcontent_th~5^10000&ps=2&mm=100&qf=title_th_default&fq=system_name%3ADebenture%20Prospectus&start=0&rows=10