Perhaps you should try some spelling variations:
"teaching computation and java programming" » "teaching computational and java programming" (Expand search), "teaching competitions and java programming" (Expand search), "teaching compensation and java programming" (Expand search), "teaching computation and and programming" (Expand search), "teaching computation and based programming" (Expand search), "teaching computation and goal programming" (Expand search), "teaching computation of java programming" (Expand search), "teaching computation and japan programming" (Expand search), "teaching computation in java programming" (Expand search), "teaching computation and jail programming" (Expand search)
"using in python python programming" » "using in pythons python programming" (Expand search), "using in piton python programming" (Expand search), "using in pitons python programming" (Expand search), "using _ python 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: (("teaching computation and java programming") OR ("using in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching computation and java programming\") OR (\"using in python python programming\"))*".
• Removing quotes may allow a broader search: (( teaching computation and java programming ) OR ( using in python python programming ))*.