http://172.19.1.196:8983/solr/secweb/select?q=uncertain Contrast OR "uncertain Contrast" OR "unsure Contrast" OR "unsure Difference" OR "doubtful Contrast" OR "doubtful Difference"&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