Perhaps you should try some spelling variations:
"_ computational coder execution problems" » "_ computational code execution problems" (Expand search), "_ computational codes execution problems" (Expand search), "_ computational model execution problems" (Expand search), "_ computational coder execution process" (Expand search), "_ computational coder evolution problems" (Expand search), "_ computational coder selection problems" (Expand search), "_ computational over execution problems" (Expand search)
"using proton python python programming" » "using piton python python programming" (Expand search), "using proton proton python programming" (Expand search), "using pitons python python programming" (Expand search), "using proton pythons python programming" (Expand search), "using proton piton python programming" (Expand search), "using proton pitons python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"_ computational coder execution problems\") OR (\"using proton python python programming\"))~".
• Removing quotes may allow a broader search: (( _ computational coder execution problems ) OR ( using proton python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("_ computational coder execution problems") OR ("using proton python python programming"))*.