Perhaps you should try some spelling variations:
"coder precoder line concurrent program" » "coder precoder line concurrent programs" (Expand search), "coder precoder line concurrent programming" (Expand search), "coder precoder in concurrent program" (Expand search), "coder precoder and concurrent program" (Expand search), "coder precoder with concurrent program" (Expand search), "coder decoder line concurrent program" (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 line concurrent program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder line concurrent program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder line concurrent program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder line concurrent program") OR ("api python python python programming"))*.