Perhaps you should try some spelling variations:
"teaching computational using computer program" » "using computational using computer program" (Expand search), "teaching educational using computer program" (Expand search), "applying computational using computer program" (Expand search), "teaching computation using computer program" (Expand search), "teaching computations using computer program" (Expand search), "teaching computacional usinas computer program" (Expand search)
"using audio coding python programming" » "using audio codigo python programming" (Expand search), "using audio codigos python programming" (Expand search), "using audio using python programming" (Expand search), "using audio recording python programming" (Expand search), "using video coding 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: "((\"teaching computational using computer program\") OR (\"using audio coding python programming\"))~".
• Removing quotes may allow a broader search: (( teaching computational using computer program ) OR ( using audio coding python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("teaching computational using computer program") OR ("using audio coding python programming"))*.