Perhaps you should try some spelling variations:
training decreases » training increases (Expand search)
section training » selection training (Expand search), action training (Expand search), sector training (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
code section » code inspection (Expand search), mode selection (Expand search), code detection (Expand search)
code code » code cdc (Expand search), code co (Expand search)
of python » _ python (Expand search), in python (Expand search)

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

• Removing quotes may allow a broader search: (( code code section training decreases ) OR ( of python python python programming ))~.