http://172.19.1.196:8983/solr/secweb/select?q=self-governing PTT -> OR "self-governing PTT" OR "autonomous PTT Exploration and Production Public Company Limited" OR "autonomous PTT Exploration and Production" OR "independent PTT Exploration and Production Public Company Limited" OR "independent PTT Exploration and Production"&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=key_filetype%3Apdf&start=0&rows=10