Perhaps you should try some spelling variations:
"and optimization python python programming" » "and optimization method python programming" (Expand search), "and optimization option python programming" (Expand search), "and optimization methods python programming" (Expand search), "and optimization pythons python programming" (Expand search), "and optimization piton python programming" (Expand search), "and optimization pitons python programming" (Expand search)
"based encoding in coding program" » "based coding in coding program" (Expand search), "and encoding in coding program" (Expand search), "based bending in coding program" (Expand search), "based encoding in cloning program" (Expand search), "based encoding in loading program" (Expand search), "based encoding in cooling programs" (Expand search), "based encoding and coding program" (Expand search), "based encoding _ coding program" (Expand search), "based encoding of coding program" (Expand search), "based encoding on coding program" (Expand search), "based encoding in decoding program" (Expand search), "based encoding non coding program" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("based encoding in coding program") OR ("and optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based encoding in coding program\") OR (\"and optimization python python programming\"))*".
• Removing quotes may allow a broader search: (( based encoding in coding program ) OR ( and optimization python python programming ))*.