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 contributing data coding program" » "based contributions data coding program" (Expand search), "and contributing data coding program" (Expand search), "based contracting data coding program" (Expand search), "based contributing to coding program" (Expand search), "based contributing and coding program" (Expand search), "based contributing dust coding program" (Expand search), "based contributing data cloning program" (Expand search), "based contributing data loading program" (Expand search), "based contributing data cooling programs" (Expand search), "based contributing data recording program" (Expand search), "based contributing data crossing 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 contributing data coding program") OR ("and optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based contributing data coding program\") OR (\"and optimization python python programming\"))".
• Removing quotes may allow a broader search: (( based contributing data coding program ) OR ( and optimization python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based contributing data coding program") OR ("and optimization python python programming"))*.