Perhaps you should try some spelling variations:
"coder optimization method planning problem" » "coder optimization methods planning problem" (Expand search), "code optimization method planning problem" (Expand search), "modern optimization method planning problem" (Expand search), "powder optimization method planning problem" (Expand search), "coder optimization method packing problem" (Expand search), "coder optimization method planning process" (Expand search), "coder optimization method learning problem" (Expand search), "coder optimization period planning problem" (Expand search), "coder optimization method meaning problem" (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 optimization method planning problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder optimization method planning problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder optimization method planning problem") OR ("api python python python programming"))*.