Perhaps you should try some spelling variations:
"these computation using visual programing" » "these computations using visual programing" (Expand search), "the computation using visual programing" (Expand search), "whose computation using visual programing" (Expand search), "these computation in visual programing" (Expand search), "these composition using visual programing" (Expand search), "these computation using visual programming" (Expand search), "these computation using virtual programming" (Expand search), "these computation using visual programa" (Expand search), "these computation using virtual programing" (Expand search)
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ python 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: (("these computation using visual programing") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"these computation using visual programing\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( these computation using visual programing ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("these computation using visual programing") OR ("in python python python programming"))*.