Perhaps you should try some spelling variations:
"and computational python computer program" » "and computacional python computer program" (Expand search), "and computacional vpython computer program" (Expand search), "and computacionais python computer program" (Expand search), "_ computational python computer program" (Expand search)
"using imputation on coding program" » "using mutation on coding program" (Expand search), "testing imputation on coding program" (Expand search), "using computational on coding program" (Expand search), "using imputation on cloning program" (Expand search), "using imputation on loading program" (Expand search), "using imputation on cooling programs" (Expand search), "using imputation of coding program" (Expand search), "using imputation in coding program" (Expand search), "using amputation on coding program" (Expand search), "using imputation non coding program" (Expand search), "using imputation and coding program" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("using imputation on coding program") OR ("and computational python computer program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using imputation on coding program\") OR (\"and computational python computer program\"))".
• Removing quotes may allow a broader search: (( using imputation on coding program ) OR ( and computational python computer program )).
• Adding a wildcard symbol may retrieve word variants: (("using imputation on coding program") OR ("and computational python computer program"))*.