Perhaps you should try some spelling variations:
structure effects » structural effects (Expand search), structural defects (Expand search)
proton structure » protein structure (Expand search), prison structure (Expand search), proteins structure (Expand search)
function proton » function protein (Expand search), function motor (Expand search), function prior (Expand search)
coder function » modern function (Expand search), power function (Expand search), over function (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
using codigo » using indigo (Expand search), using coding (Expand search), using codium (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( coder function proton structure effects ) OR ( using codigo python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder function proton structure effects ) OR ( using codigo python python programming ))*.