Perhaps you should try some spelling variations:
"coder coder linear logic problem" » "coder coder linear logical problem" (Expand search), "coder coder linear logical problems" (Expand search), "coder coder linear logic program" (Expand search), "coder code linear logic problem" (Expand search), "coder order linear logic problem" (Expand search), "coder model linear logic problem" (Expand search), "coder decoder linear logic problem" (Expand search), "code code linear logic problem" (Expand search), "decoder codec linear logic problem" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa 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: (("coder coder linear logic problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder linear logic problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder linear logic problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder linear logic problem") OR ("api python python python programming"))*.