http://172.19.1.196:8983/solr/secweb/select?q=varied challenging OR "varied challenging" OR "diverse difficult" OR "diverse hard" OR "assorted difficult" OR "assorted hard"&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%3Aaspx&start=0&rows=10
maturity date (puttable option). Interest rates shall be fixed and clearly specified. There shall be no clauses of paying interest rates varied according to other reference factors (as specified in clause 13