Perhaps you should try some spelling variations:
"teaching computational python computer program" » "using computational python computer program" (Expand search), "teaching educational python computer program" (Expand search), "applying computational python computer program" (Expand search), "teaching computacional python computer program" (Expand search), "teaching computacional vpython computer program" (Expand search), "teaching computacionais python computer program" (Expand search)
"using co2 from python programming" » "using co2 from pathogen programming" (Expand search), "using co2 from anthony programming" (Expand search), "using co from python programming" (Expand search), "using cone from python programming" (Expand search), "using corn from python programming" (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: "((\"teaching computational python computer program\") OR (\"using co2 from python programming\"))~".
• Removing quotes may allow a broader search: (( teaching computational python computer program ) OR ( using co2 from python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("teaching computational python computer program") OR ("using co2 from python programming"))*.