words = {
        1: "one", 2: "two", 3: "three", 4: "four", 5: "five", 6: "six", 7: "seven", 8: "eight", 9: "nine", 
        10: "ten", 11: "eleven", 12: "twelve", 13: "thirteen", 14: "fourteen", 15: "fifteen", 
        16: "sixteen", 17: "seventeen", 18: "eighteen", 19: "nineteen", 20: "twenty",
        21: "twenty one", 22: "twenty two", 23: "twenty three", 24: "twenty four", 25: "twenty five",
        26: "twenty six", 27: "twenty seven", 28: "twenty eight", 29: "twenty nine"
    }
    
    if m == 0:
        return f"{words[h]} o' clock"
    elif m == 30:
        return f"half past {words[h]}"
    elif m < 30:
        if m == 15:
            return f"quarter past {words[h]}"
        elif m == 1:
            return f"one minute past {words[h]}"
        else:
            return f"{words[m]} minutes past {words[h]}"
    else:
        difference = 60 - m
        if m == 45:
            return f"quarter to {words[(h % 12) + 1]}"
        elif difference == 1:
            return f"one minute to {words[(h % 12) + 1]}"
        else:
            return f"{words[difference]} minutes to {words[(h % 12) + 1]}"