Perhaps you should try some spelling variations:
"coder code coverage material testing" » "coder code coverage materials testing" (Expand search), "coder code coverage maternal testing" (Expand search), "coder code covering material testing" (Expand search), "coder care coverage material testing" (Expand search), "coder and coverage material testing" (Expand search), "coder the coverage material testing" (Expand search), "code code coverage material testing" (Expand search), "modern code coverage material testing" (Expand search), "color code coverage material testing" (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 code coverage material testing") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder code coverage material testing\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder code coverage material testing ) OR ( api python python python programming ))*.