YAZ_CHECK(tst_query("title any \"x y\"", "title=\"x\" or title=\"y\""));
YAZ_CHECK(tst_query("title = \"x y\"", "title=\"x y\""));
YAZ_CHECK(tst_query("title any \"x y\"", "title=\"x\" or title=\"y\""));
YAZ_CHECK(tst_query("title = \"x y\"", "title=\"x y\""));