Perhaps you should try some spelling variations:
interactions method » interaction method (Expand search), interaction methods (Expand search), interactionist methods (Expand search)
and interactions » and interaction (Expand search)
power functions » power function (Expand search), motor functions (Expand search), taper functions (Expand search)
functions and » function and (Expand search), functional and (Expand search)
coding python » codigo python (Expand search), codigos python (Expand search), using python (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
using coding » using coping (Expand search), using coating (Expand search), using cooking (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( power functions AND interactions method ) OR ( using coding python python programming ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( power functions and interactions method ) OR ( using coding python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( power functions and interactions method ) OR ( using coding python python programming ))*.