Perhaps you should try some spelling variations:
"advanced computation using activity problem" » "advanced computations using activity problem" (Expand search), "advanced computational using activity problem" (Expand search), "advance computational using activity problem" (Expand search), "advanced computation in activity problem" (Expand search), "advanced composition using activity problem" (Expand search), "advanced computation using activity profiles" (Expand search), "advanced computation using activity program" (Expand search), "advanced computation using activity profile" (Expand search), "advanced computation fishing activity problem" (Expand search), "advanced computation guiding activity problem" (Expand search), "advanced computation mining activity problem" (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: (("advanced computation using activity problem") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced computation using activity problem\") OR (\"using python python python programming\"))*".
• Removing quotes may allow a broader search: (( advanced computation using activity problem ) OR ( using python python python programming ))*.