from collections import defaultdict

def count_words(sentance: str) -> dict:
    sent_list = list(sentance)
    words = defaultdict(int)

    delims = [":", "?", "!", "\n", "\t"]
    del_chars = ['"', ",", "."]

    forbidden = delims + del_chars + [" ", "'", ""]

    for i, ch in enumerate(sent_list):
        if(ch in delims):
            sent_list[i] = " "
        elif(ch in del_chars):
            sent_list[i] = ""
        if(ch == "'"):
            if((sent_list[max(i-1, 0)] not in forbidden) and (sent_list[min(i+1, len(sent_list)-1)] not in forbidden)):
                sent_list[i] = '^'
            else:
                sent_list[i] = ""

    for w in ''.join(sent_list).lower().split(" "):
        if w == "":
            continue
        words[w.replace("^", "'")] += 1

    return dict(words)