Perhaps you should try some spelling variations:
"coder coverage optimization algorithm based" » "coder coverage fertilization algorithm based" (Expand search), "coder coverage estimation algorithm based" (Expand search), "coder inverse optimization algorithm based" (Expand search), "code coverage optimization algorithm based" (Expand search), "cancer coverage optimization algorithm based" (Expand search), "center coverage optimization algorithm based" (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), "manim 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 coverage optimization algorithm based\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coverage optimization algorithm based ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coverage optimization algorithm based") OR ("api python python python programming"))*.