Perhaps you should try some spelling variations:
"data visualization python python programming" » "data visualization method python programming" (Expand search), "data visualization methods python programming" (Expand search), "data visualization tool python programming" (Expand search), "data visualization pythons python programming" (Expand search), "data visualization piton python programming" (Expand search), "data visualization pitons python programming" (Expand search)
"basic functions _ coding program" » "basis functions _ coding program" (Expand search), "basis function _ coding program" (Expand search), "base functions _ coding program" (Expand search), "basic functions _ cloning program" (Expand search), "basic functions _ loading program" (Expand search), "basic functions _ cooling programs" (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: "((\"basic functions _ coding program\") OR (\"data visualization python python programming\"))~".
• Removing quotes may allow a broader search: (( basic functions _ coding program ) OR ( data visualization python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("basic functions _ coding program") OR ("data visualization python python programming"))*.