Perhaps you should try some spelling variations:
"coder precoder erros linear programing" » "coder precoder erros linear programming" (Expand search), "coder precoder erros linear programmin" (Expand search), "coder precoder erros linear program" (Expand search), "coder decoder erros linear programing" (Expand search), "coder precoder erro linear programing" (Expand search), "coder precoder series linear programing" (Expand search), "coder precoder across linear programing" (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), "manim 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 precoder erros linear programing") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder erros linear programing\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder erros linear programing ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder erros linear programing") OR ("api python python python programming"))*.