Perhaps you should try some spelling variations:
"teaching computations using computer program" » "teaching computational using computer program" (Expand search), "teaching competitions using computer program" (Expand search), "seeking computations using computer program" (Expand search), "teaching computation using computer program" (Expand search), "teaching populations using computer program" (Expand search), "teaching computations in computer program" (Expand search)
"using tool python python programming" » "using tool pythons python programming" (Expand search), "using tool piton python programming" (Expand search), "using tool pitons python programming" (Expand search), "using tools python python programming" (Expand search), "using total python python programming" (Expand search), "using tonal python 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 computations using computer program\") OR (\"using tool python python programming\"))~".
• Removing quotes may allow a broader search: (( teaching computations using computer program ) OR ( using tool python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("teaching computations using computer program") OR ("using tool python python programming"))*.