Perhaps you should try some spelling variations:
"coder coder severe cognitive process" » "coder coder severe cognitive processes" (Expand search), "coder covert severe cognitive process" (Expand search), "coder under severe cognitive process" (Expand search), "coder copea severe cognitive process" (Expand search), "coder decoder severe cognitive process" (Expand search), "code code severe cognitive process" (Expand search), "decoder codec severe cognitive process" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons 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: (("coder coder severe cognitive process") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder severe cognitive process\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder severe cognitive process ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder severe cognitive process") OR ("_ python python python programming"))*.