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