Perhaps you should try some spelling variations:
"coder coding testing functions level" » "coder coding testing functional level" (Expand search), "coder coding iterating functions level" (Expand search), "coder coding teaching functions level" (Expand search), "coder coding testing functions levels" (Expand search), "coder coding testing function levels" (Expand search), "coder scaling testing functions level" (Expand search), "coder bending testing functions level" (Expand search), "coder coding using functions level" (Expand search), "modern coding testing functions level" (Expand search), "color coding testing functions level" (Expand search), "odor coding testing functions level" (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 testing functions level") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding testing functions level\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding testing functions level ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding testing functions level") OR ("api python python python programming"))*.