http://172.19.1.196:8983/solr/secweb/select?q=Improve Challenge OR "Improve Challenge" OR "Sure! Here are some pairs of Thai stock names and their English synonyms Challenge" OR "Sure! Here are some pairs of Thai stock names and their English synonyms Difficulty" OR "Challenge"&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%3A%E0%B8%AB%E0%B8%99%E0%B8%B1%E0%B8%87%E0%B8%AA%E0%B8%B7%E0%B8%AD%E0%B8%8A%E0%B8%B5%E0%B9%89%E0%B8%8A%E0%B8%A7%E0%B8%99%E0%B8%81%E0%B8%AD%E0%B8%87%E0%B8%97%E0%B8%B8%E0%B8%99%E0%B8%A3%E0%B8%A7%E0%B8%A1&start=0&rows=10