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