Perhaps you should try some spelling variations:
"coder and coverage index function" » "coder and coverage in function" (Expand search), "coder and coverage and function" (Expand search), "coder and cover index function" (Expand search), "coder and coverage convex function" (Expand search), "coder and coverage redox function" (Expand search), "coder and coverage convex functions" (Expand search), "code and coverage index function" (Expand search), "codes and coverage index function" (Expand search), "poder and coverage index function" (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 and coverage index function\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder and coverage index function ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder and coverage index function") OR ("api python python python programming"))*.