http://172.19.1.196:8983/solr/secweb/select?q=PTT buy OR "PTT buy" OR "PTT purchase" OR "PTT acquire" OR "Petroleum Authority of Thailand purchase" OR "Petroleum Authority of Thailand acquire"&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_sitemap%3Ainvestor&start=0&rows=10
contrast these ongoing ownership activities from investment or trading decisions of whether to buy or sell an investment interest. In circumstances where there is no risk of confusion between these two