private string CompileTerms() {
string full = SearchCriteriatext.Text;
if (KindCondition != ":null:")
full += " " + KindCondition;
if (useesc)
full += " " + esc;
if (usessc)
full += " " + ssc;
if (useasc)
full += " " + asc;
if (usedsc)
full += " " + dsc;
if (usemsc)
full += " " + msc;
if (useusc)
full += " " + usc;
return full;
}