Now i understand you… nd you have to use loop using procedure .
When web got text first try to get the key value of offset, if it shows value then print the result in an variable again call the web url just by adding the above said keyvalue… so it will continue untill it gets keyvalue
Edit
See how I retrieved my 150 amount of data in two steps using offset method
Blocks Used


Here Button click can be used in screen initialize
Pls test it, it worked