or download this
my @words = split(/ /, $_[0]);
my $currentword;
my $newquery = "SELECT \"taskID\" from \"repair\" WHERE (\"repairKEYWO
+RD1\" = \'\')";
...
$newquery = $newquery . " or (\"repairKEYWORD2\" = \'" . $curr
+entword . "\')";
$newquery = $newquery . " or (\"repairKEYWORD3\" = \'" . $curr
+entword . "\')";
}