Perhaps you should try some spelling variations:
complexity based » complexity and (Expand search), complexity beyond (Expand search), complexity index (Expand search)
based problems » posed problems (Expand search), based probes (Expand search), basic problems (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
api python » rpa python (Expand search), manim python (Expand search)
coder the » code the (Expand search), cover the (Expand search), poder the (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 the complexity based problems ) OR ( api python python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder the complexity based problems ) OR ( api python python python programming ))*.