Perhaps you should try some spelling variations:
irisin processes » crisis processes (Expand search), erosion processes (Expand search), brain processes (Expand search)
diseases irisin » disease irisin (Expand search), diseases risk (Expand search), diseases risks (Expand search)
decrease root » decrease food (Expand search), decrease soon (Expand search), decreasing root (Expand search)
root diseases » foot diseases (Expand search), goat diseases (Expand search), rust diseases (Expand search)
piton python » pitons python (Expand search), in python (Expand search), with python (Expand search)
python code » python coding (Expand search), python redes (Expand search)
code piton » code position (Expand search)

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

• Removing quotes may allow a broader search: (( decrease root diseases irisin processes ) OR ( python code piton python programming ))*.