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