Perhaps you should try some spelling variations:
"based computation in modeling problem" » "based computational in modeling problem" (Expand search), "based competition in modeling problem" (Expand search), "based compilation in modeling problem" (Expand search), "based computation in modeling problems" (Expand search), "based computation in modelling problem" (Expand search), "based computation in modelling problems" (Expand search), "based computation and modeling problem" (Expand search), "based computation of modeling problem" (Expand search), "based imputation in modeling problem" (Expand search)
"using code from python programming" » "using code from pathogen programming" (Expand search), "using code from anthony programming" (Expand search), "using cone from python programming" (Expand search), "using co from python programming" (Expand search), "using co2 from python programming" (Expand search), "using code form python programming" (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: (("based computation in modeling problem") OR ("using code from python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computation in modeling problem\") OR (\"using code from python programming\"))".
• Removing quotes may allow a broader search: (( based computation in modeling problem ) OR ( using code from python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based computation in modeling problem") OR ("using code from python programming"))*.