Perhaps you should try some spelling variations:
"based computational java computer program" » "and computational java computer program" (Expand search), "by computational java computer program" (Expand search), "based computacional java computer program" (Expand search), "based computational data computer program" (Expand search), "based computational and 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: "((\"based computational java computer program\") OR (\"using co2 from python programming\"))~".
• Removing quotes may allow a broader search: (( based computational java computer program ) OR ( using co2 from python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("based computational java computer program") OR ("using co2 from python programming"))*.