Perhaps you should try some spelling variations:
"coder coder problems challenge based" » "coder coder problems challenges based" (Expand search), "coder coder problem challenge based" (Expand search), "coder coder progress challenges based" (Expand search), "coder coder problems challenge and" (Expand search), "coder cover problems challenge based" (Expand search), "coder modern problems challenge based" (Expand search), "coder poder problemas challenge based" (Expand search), "coder decoder problems challenge based" (Expand search), "code code problems challenge based" (Expand search), "decoder codec problems challenge 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)

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 coder problems challenge based\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder problems challenge based ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder problems challenge based") OR ("api python python python programming"))*.