just give it enough time. every run, for the items that it didn't collected before, it tries different coordinates, so sooner or later it will find the right ones.
you can speed up this process if you press "pause timer" and then "restart" buttons. you can see if you click on "coords" button how testing is performed or you can use that window to manually change coordinates.
you can speed up this process if you press "pause timer" and then "restart" buttons. you can see if you click on "coords" button how testing is performed or you can use that window to manually change coordinates.