Perhaps you should try some spelling variations:
"coder coder occurring on process" » "coder co occurring on process" (Expand search), "coder cases occurring on process" (Expand search), "coder genera occurring on process" (Expand search), "coder coder occurring in process" (Expand search), "coder decoder occurring on process" (Expand search), "code code occurring on process" (Expand search), "decoder codec occurring on 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 occurring on process") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder occurring on process\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder occurring on process ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder occurring on process") OR ("_ python python python programming"))*.