Perhaps you should try some spelling variations:
"coder _ routing algorithm array" » "coder _ clustering algorithm array" (Expand search), "coder _ routing algoritmos array" (Expand search), "coder _ routing algorithm aaa" (Expand search), "coder _ routing algorithm binary" (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 _ routing algorithm array") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ routing algorithm array\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ routing algorithm array ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ routing algorithm array") OR ("api python python python programming"))*.