Perhaps you should try some spelling variations:
"advanced computation using activity program" » "advanced computations using activity program" (Expand search), "advanced computational using activity program" (Expand search), "advance computational using activity program" (Expand search), "advanced computation in activity program" (Expand search), "advanced composition using activity program" (Expand search), "advanced computation fishing activity program" (Expand search), "advanced computation guiding activity program" (Expand search), "advanced computation mining activity program" (Expand search)
"using mcnp python python programming" » "using mcnp pythons python programming" (Expand search), "using mcnp piton python programming" (Expand search), "using mcnp pitons python programming" (Expand search), "using msn python python programming" (Expand search), "using monty python python programming" (Expand search), "using manim python python programming" (Expand search), "using mcnp5 python python programming" (Expand search), "using icnp python python programming" (Expand search), "using map 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 program") OR ("using mcnp python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced computation using activity program\") OR (\"using mcnp python python programming\"))".
• Removing quotes may allow a broader search: (( advanced computation using activity program ) OR ( using mcnp python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("advanced computation using activity program") OR ("using mcnp python python programming"))*.