Perhaps you should try some spelling variations:
"and introduction using computer program" » "and introduction during computer program" (Expand search), "and introduction seeing computer program" (Expand search), "and production using computer program" (Expand search), "an introduction using computer program" (Expand search)
"using coding on python programming" » "using coping on python programming" (Expand search), "using coating on python programming" (Expand search), "using cooking on python programming" (Expand search), "using coding of python programming" (Expand search), "using coding in python programming" (Expand search), "using coding an python programming" (Expand search), "using coding _ 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: (("and introduction using computer program") OR ("using coding on python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and introduction using computer program\") OR (\"using coding on python programming\"))".
• Removing quotes may allow a broader search: (( and introduction using computer program ) OR ( using coding on python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and introduction using computer program") OR ("using coding on python programming"))*.