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)
"learning pythons python python programming" » "learning python python python programming" (Expand search), "learning paths python python programming" (Expand search), "learning pathways python python programming" (Expand search), "learning pitons python python programming" (Expand search), "learning piton python python programming" (Expand search), "learning pythons piton python programming" (Expand search), "learning pythons pitons python programming" (Expand search), "learning pythons pytm 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 (\"learning pythons python python programming\"))~".
• Removing quotes may allow a broader search: (( _ computational coder execution problems ) OR ( learning pythons python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("_ computational coder execution problems") OR ("learning pythons python python programming"))*.