code: def find(value):
          
          value = str(value).lower()
          rtn_dict = RegistryDictionary()
          for attr in dir(MODULE.rdfclass):
              if value in attr.lower():
                  try:
                      item = getattr(MODULE.rdfclass, attr)
                      if issubclass(item, RdfClassBase):
                          rtn_dict[attr] = item
                  except TypeError:
                      pass
          return rtn_dict
docs: returns a dictionary of rdfclasses based on the a lowercase search
  
          args:
              value: the value to search by