def fun(text,word):
i=0
while text.find(word)!=-1:
i+=1
text=text[text.find(word)+1:]
fun(text,word)
return i
print fun('asdasdasd','a')
ZGVmIGZ1bih0ZXh0LHdvcmQpOgogICAgaT0wCiAgICB3aGlsZSB0ZXh0LmZpbmQod29yZCkhPS0xOgogICAgICAgIGkrPTEKICAgICAgICB0ZXh0PXRleHRbdGV4dC5maW5kKHdvcmQpKzE6XQogICAgICAgIGZ1bih0ZXh0LHdvcmQpCiAgICByZXR1cm4gaQogICAgCiAgICAKcHJpbnQgZnVuKCdhc2Rhc2Rhc2QnLCdhJykKICA=