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