+test_begin_subtest "Search by 'subject' (combine phrase, term):"
+output=$(notmuch search --query=sexp '(subject Mac "compatibility issues")' | notmuch_search_sanitize)
+test_expect_equal "$output" "thread:XXX 2009-11-18 [4/4] Jjgod Jiang, Alexander Botero-Lowry; [notmuch] Mac OS X/Darwin compatibility issues (inbox unread)"
+
+test_begin_subtest "Search by 'subject' (combine phrase, term 2):"
+notmuch search --query=sexp '(subject (or utf8 "compatibility issues"))' | notmuch_search_sanitize > OUTPUT
+cat <<EOF > EXPECTED
+thread:XXX 2009-11-18 [4/4] Jjgod Jiang, Alexander Botero-Lowry; [notmuch] Mac OS X/Darwin compatibility issues (inbox unread)
+thread:XXX 2000-01-01 [1/1] Notmuch Test Suite; utf8-sübjéct (inbox unread)
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "Search by 'subject' (combine phrase, term 3):"
+notmuch search --query=sexp '(subject issues X/Darwin)' | notmuch_search_sanitize > OUTPUT
+cat <<EOF > EXPECTED
+thread:XXX 2009-11-18 [4/4] Jjgod Jiang, Alexander Botero-Lowry; [notmuch] Mac OS X/Darwin compatibility issues (inbox unread)
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+