count specific items in a nested list (x and y dependencies) inside python

Question

Example I have these list

bersarang=[[\'Cerah\',\'Tinggi\',\'Lemah\',\'Iya\'],[\'Cerah\',\'Tinggi\',\'Kuat\',\'Iya\'],[\'Mendung\',\'Tinggi\',\'Lemah\',\'Tida