void main() {
  String searchBy = 'ana mere da cine';
  String toSearch =
      'Cine-i ana? Ana, Da, ANA, are mere. multe mere are ana. Cine? da, Ana';
  String finalResult = getWrappedString(searchBy, toSearch);
  print(finalResult);


}
getWrappedString(searchBy, stringToSearch) {
  String wrapper = '~';
  List<String> spacedOutSearchList = searchBy.toLowerCase().split(' ');
  spacedOutSearchList.forEach((itemSearchTerm) {
    if (itemSearchTerm == null) {
      return null;
    }
    stringToSearch = stringToSearch.toLowerCase().replaceAll('$itemSearchTerm', '$wrapper$itemSearchTerm$wrapper');
  });
      return stringToSearch;

}