Equivalent

Positiv testcase
1. Case	At least one Word gets used more than 3 times but not more than 3 times in one paragraph && at least one word doesn't get used more than 3 times in the whole text.
2. Case	At least one word gets used more than 3 times in only one paragraph çç at least one word doesn't get used more than 3 times in the whole text.
3. Case	The same word is been written in uppercase and lowercase and is been noticed as the same word.
4. Case	Punctuation marks and spaces are in the text

Negativ testcase
1. Case	Empty list of paragraphs
2. Case	Several punctuation marks and or spaces are been used behind