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