Perhaps you should try some spelling variations:
"exploring computation using computer program" » "exploring computational using computer program" (Expand search), "exploring communication using computer program" (Expand search), "employing computational using computer program" (Expand search), "exploring computations using computer program" (Expand search), "exploring computation in computer program" (Expand search), "exploring composition using computer program" (Expand search)
"using codes from python programming" » "using code from python programming" (Expand search), "using anodes from python programming" (Expand search), "using cone from python programming" (Expand search), "using codes from pathogen programming" (Expand search), "using codes from anthony programming" (Expand search), "using cestodes from 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: (("exploring computation using computer program") OR ("using codes from python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"exploring computation using computer program\") OR (\"using codes from python programming\"))".
• Removing quotes may allow a broader search: (( exploring computation using computer program ) OR ( using codes from python programming )).
• Adding a wildcard symbol may retrieve word variants: (("exploring computation using computer program") OR ("using codes from python programming"))*.