Perhaps you should try some spelling variations:
"coder optimization modern code problems" » "coder optimization model code problems" (Expand search), "coder optimization models code problems" (Expand search), "coder optimization modeling code problems" (Expand search), "code optimization modern code problems" (Expand search), "modern optimization modern code problems" (Expand search), "powder optimization modern code problems" (Expand search), "coder optimization modern core problems" (Expand search), "coder optimization modern model problems" (Expand search), "coder optimization modern some problems" (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 modern code problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder optimization modern code problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder optimization modern code problems") OR ("api python python python programming"))*.