title: TypeError: 'builtin_function_or_method' object is unsubscriptable?
body: <p>Hi i got a problem i dont understand why i got a Type error please explain what it is and how i can fix it
  Thanks in advance!</p>
  
  <pre><code>abb = raw_input("Abbreviation: ")
  text = raw_input("Text: ")
  text = text.lower().split()
  abb = abb.lower().split
  list1 = []
  i = 0
  j = 0
  
  while i &lt; len(text):
      for i in range(len(text)):
          if text[i].startswith(abb[0]):
              list1.append(text[i])
              for i in range(len(text)):
                  if text[i].startswith(abb[1]):
                      list1.append(text[i])
                      for i in range(len(text)):
                          if text[i].startswith(abb[2]):
                              list1.append(text[i])
  </code></pre>