Perhaps you should try some spelling variations:
"coder case complexity on program" » "coder the complexity on program" (Expand search), "coder and complexity on program" (Expand search), "coder case complexity of program" (Expand search), "coder case complexity in program" (Expand search), "coder case complexity and program" (Expand search), "border case complexity on program" (Expand search), "power case complexity on program" (Expand search), "lower case complexity on program" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder case complexity on program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder case complexity on program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder case complexity on program") OR ("api python python python programming"))*.