Perhaps you should try some spelling variations:
"coder code coverage control effect" » "coder code coverage control effects" (Expand search), "coder code coverage content effect" (Expand search), "coder code coverage context effect" (Expand search), "coder care coverage control effect" (Expand search), "coder and coverage control effect" (Expand search), "coder the coverage control effect" (Expand search), "code code coverage control effect" (Expand search), "modern code coverage control effect" (Expand search), "color code coverage control effect" (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 code coverage control effect\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code coverage control effect ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code coverage control effect") OR ("api python python python programming"))*.