def strip_word(word):
    # Create alphabet list of lowercase + uppercase letters
    alphabet = []
    for letter in list(range(97,123)) + list(range(65, 91)):
        alphabet.append(chr(letter))

    alphabet.append("'")

    indices = []
    for i, ch in enumerate(word):
        if ch not in alphabet:
            indices.append(i)

    w = word
    for i in reversed(indices):
        i = int(i)
        w = w[:i] + w[i+1:]

    return w

def count_words(string):
    word_dict = {}
    word_list = string.lower().split()
    tmp_list = []
    for word in word_list:
        tmp_list.append(strip_word(word))
    word_list = tmp_list
    del tmp_list

    word_set = set(word_list)
    for word in word_set:
        word_dict[word] = 0

    for word in word_list:
        word_dict[word] += 1

    return word_dict

  print(count_words("Oh what a day what a lovely day!"))