Perhaps you should try some spelling variations:
"coder code complexity approximations based" » "coder code complexity approximation based" (Expand search), "coder code complexity approximations and" (Expand search), "coder code complexity applications based" (Expand search), "coder case complexity approximations based" (Expand search), "coder the complexity approximations based" (Expand search), "coder and complexity approximations based" (Expand search), "code code complexity approximations based" (Expand search), "modern code complexity approximations based" (Expand search), "color code complexity approximations based" (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 code complexity approximations based") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder code complexity approximations based\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder code complexity approximations based ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder code complexity approximations based") OR ("api python python python programming"))*.