Perhaps you should try some spelling variations:
"coder text complexity coverage program" » "coder text complete coverage program" (Expand search), "coder text complexity convergence program" (Expand search), "coder text complexity coverage problem" (Expand search), "coder text complexity coverage from" (Expand search), "cover text complexity coverage program" (Expand search), "modern text complexity coverage program" (Expand search), "der text complexity coverage 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder text complexity coverage program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder text complexity coverage program\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder text complexity coverage program ) OR ( api python python python programming ))*.