Perhaps you should try some spelling variations:
"variance optimization python computer program" » "surface optimization python computer program" (Expand search), "engine optimization python computer program" (Expand search), "value optimization python computer program" (Expand search), "variance optimization method computer program" (Expand search), "variance optimization option computer program" (Expand search), "variance optimization methods computer program" (Expand search)
"based simulation and coding program" » "and simulation and coding program" (Expand search), "based simulation and cloning program" (Expand search), "based simulation and loading program" (Expand search), "based simulation and cooling programs" (Expand search), "based simulation and coping program" (Expand search), "based simulation and cooling program" (Expand search), "based simulation and cooking program" (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: "((\"based simulation and coding program\") OR (\"variance optimization python computer program\"))~".
• Removing quotes may allow a broader search: (( based simulation and coding program ) OR ( variance optimization python computer program ))~.
• Adding a wildcard symbol may retrieve word variants: (("based simulation and coding program") OR ("variance optimization python computer program"))*.