diff --git a/indexer/indexer_tests/search_string_utils_test.cpp b/indexer/indexer_tests/search_string_utils_test.cpp
index 21a4f0c0ac..f84ff8f33b 100644
--- a/indexer/indexer_tests/search_string_utils_test.cpp
+++ b/indexer/indexer_tests/search_string_utils_test.cpp
@@ -39,3 +39,16 @@ UNIT_TEST(NormalizeAndSimplifyStringWithOurTambourines)
   for (size_t i = 0; i < ARRAY_SIZE(arr); i += 2)
     TEST_EQUAL(arr[i + 1], strings::ToUtf8(search::NormalizeAndSimplifyString(arr[i])), (i));
 }
+
+UNIT_TEST(Contains)
+{
+  constexpr char const * kTestStr = "ØøÆ挜 Ўвага!";
+  TEST(search::ContainsNormalized(kTestStr, ""), ());
+  TEST(!search::ContainsNormalized("", "z"), ());
+  TEST(search::ContainsNormalized(kTestStr, "ooae"), ());
+  TEST(search::ContainsNormalized(kTestStr, " у"), ());
+  TEST(search::ContainsNormalized(kTestStr, "Ў"), ());
+  TEST(search::ContainsNormalized(kTestStr, "ўв"), ());
+  TEST(!search::ContainsNormalized(kTestStr, "ага! "), ());
+  TEST(!search::ContainsNormalized(kTestStr, "z"), ());
+}
diff --git a/indexer/search_string_utils.cpp b/indexer/search_string_utils.cpp
index f955c1fb79..1839e90dd2 100644
--- a/indexer/search_string_utils.cpp
+++ b/indexer/search_string_utils.cpp
@@ -112,3 +112,10 @@ bool search::IsStreetSynonym(strings::UniString const & s)
       make_transform_iterator(affics + ARRAY_SIZE(affics), &search::NormalizeAndSimplifyString));
   return kSynonyms.count(s) != 0;
 }
+
+bool search::ContainsNormalized(string const & str, string const & substr)
+{
+  strings::UniString const ustr = search::NormalizeAndSimplifyString(str);
+  strings::UniString const usubstr = search::NormalizeAndSimplifyString(substr);
+  return std::search(ustr.begin(), ustr.end(), usubstr.begin(), usubstr.end()) != ustr.end();
+}
diff --git a/indexer/search_string_utils.hpp b/indexer/search_string_utils.hpp
index 5abf4c19c9..afa4459f7a 100644
--- a/indexer/search_string_utils.hpp
+++ b/indexer/search_string_utils.hpp
@@ -114,4 +114,8 @@ void GetStreetName(strings::SimpleTokenizer iter, string & streetName);
 void GetStreetNameAsKey(string const & name, string & res);
 
 bool IsStreetSynonym(strings::UniString const & s);
+
+/// Normalizes both str and substr, and then returns true if substr is found in str.
+/// Used in native platform code for search in localized strings (cuisines, categories, strings etc.).
+bool ContainsNormalized(string const & str, string const & substr);
 }  // namespace search