Perhaps you should try some spelling variations:
"coder coding and concurrent programing" » "coder coding and concurrent programming" (Expand search), "coder coding and concorrent programming" (Expand search), "coder coding and concurrent programs" (Expand search), "coder coding and current programing" (Expand search), "coder coding and recurrent programing" (Expand search), "coder coding of concurrent programing" (Expand search), "modern coding and concurrent programing" (Expand search), "color coding and concurrent programing" (Expand search), "odor coding and concurrent programing" (Expand search), "coder coding rna concurrent 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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding and concurrent programing") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding and concurrent programing\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding and concurrent programing ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding and concurrent programing") OR ("api python python python programming"))*.