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 modis in python programming" » "using mobile in python programming" (Expand search), "using modis _ python programming" (Expand search), "using modis and python programming" (Expand search), "using modis irs python programming" (Expand search), "using sodis ina 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 modis in python programming\"))~".
• Removing quotes may allow a broader search: (( teaching computational using computer program ) OR ( using modis in python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("teaching computational using computer program") OR ("using modis in python programming"))*.