Web sources help

Please can some one help me about

do..while

question:
i have a simple websource:

the debug:

i think it fetches the title ok but it cannot do the while..

Florian once said: Link
but i cannot understand.

The web source was trying to make is to get data from .com, instead .de, and there it is: Audible#Search Audible.com.src (4.4 KB)

still i dont know how "do...while works", i wish i can learn.