Perhaps you should try some spelling variations:
"response optimization python computer program" » "engine optimization python computer program" (Expand search), "route optimization python computer program" (Expand search), "response optimization method computer program" (Expand search), "response optimization option computer program" (Expand search), "response optimization methods computer program" (Expand search)
"data visualization _ coding program" » "data visualization _ cloning program" (Expand search), "data visualization _ loading program" (Expand search), "data visualization _ 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: "((\"data visualization _ coding program\") OR (\"response optimization python computer program\"))~".
• Removing quotes may allow a broader search: (( data visualization _ coding program ) OR ( response optimization python computer program ))~.
• Adding a wildcard symbol may retrieve word variants: (("data visualization _ coding program") OR ("response optimization python computer program"))*.