Perhaps you should try some spelling variations:
"advanced computation to rooting problem" » "advanced computations to rooting problem" (Expand search), "advanced computational to rooting problem" (Expand search), "advance computational to rooting problem" (Expand search), "advanced computation to routing problem" (Expand search), "advanced computation to routing problems" (Expand search), "advanced computation to grooming problem" (Expand search), "advanced computation of rooting problem" (Expand search), "advanced computation _ rooting problem" (Expand search), "advanced computation in rooting problem" (Expand search), "advanced computation the rooting problem" (Expand search), "advanced computation on rooting 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 to rooting problem") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced computation to rooting problem\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( advanced computation to rooting problem ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("advanced computation to rooting problem") OR ("using python python python programming"))*.