Perhaps you should try some spelling variations:
essential method » sequential method (Expand search), evidential method (Expand search), potential method (Expand search)
acids essential » is essential (Expand search), citrus essential (Expand search)
method proposed » method proposal (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)
coder acids » cancer acids (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 acids essential method proposed ) OR ( using coding python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder acids essential method proposed ) OR ( using coding python python programming ))*.