http://172.19.1.196:8983/solr/secweb/select?q=PTT Exploration and Production Public Company Limited Understand OR "PTT Exploration and Production Public" OR "PTT Discovery" OR "PTT Expedition" OR "Petroleum Authority of Thailand Discovery" OR "Petroleum Authority of Thailand Expedition"&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%3ADerivative%20Warrant%20Prospectus&start=0&rows=10