Perhaps you should try some spelling variations:
"coder oder disk array problem" » "coder oder disk leray problem" (Expand search), "coder oder disk parity problem" (Expand search), "poder poder disk array problem" (Expand search), "der oder disk array problem" (Expand search), "coder decoder disk array problem" (Expand search), "coder outer disk array problem" (Expand search), "coder oder die array 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 oder disk array problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder oder disk array problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder oder disk array problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder oder disk array problem") OR ("api python python python programming"))*.