This code give the rate of each word in a letter,i'm looking for a better code to solve the same problem

Question

https://code.sololearn.com/cIYWYn5ud7QQ/?ref=app

Answer 1

You could check it out
https://code.sololearn.com/ctRPYmbTRv2q/?ref=app
https://www.sololearn.com/discuss/922263/?ref=app

Answer 2

Something like this?
https://code.sololearn.com/cxl4SYT66OVW/?ref=app

Answer 3

https://code.sololearn.com/cPA1GMXMC50t/?ref=app

Answer 4

https://www.sololearn.com/discuss/922263/?ref=app