Perhaps you should try some spelling variations:
extraction during » extraction using (Expand search), attraction during (Expand search), restriction during (Expand search)
teaching teaching » teaching training (Expand search), learning teaching (Expand search), reading teaching (Expand search)
model extraction » oil extraction (Expand search), metal extraction (Expand search), mineral extraction (Expand search)
java programming » and programming (Expand search), based programming (Expand search), goal programming (Expand search)
during java » using java (Expand search)
and python » in python (Expand search), on python (Expand search), api python (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( model extraction during java programming ) OR ( teaching teaching and python programming ))~.