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)
"and coding _ coding program" » "and coding _ cloning program" (Expand search), "and coding _ loading program" (Expand search), "and coding _ cooling programs" (Expand search), "and coping _ coding program" (Expand search), "and cooling _ coding program" (Expand search), "and cooking _ 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: (("and coding _ coding program") OR ("and optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and coding _ coding program\") OR (\"and optimization python python programming\"))".
• Removing quotes may allow a broader search: (( and coding _ coding program ) OR ( and optimization python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and coding _ coding program") OR ("and optimization python python programming"))*.