Perhaps you should try some spelling variations:
"coder coder and variation challenge" » "coder coder and vaccination challenge" (Expand search), "coder coder and variation change" (Expand search), "coder coder and formation challenge" (Expand search), "coder coder and validation challenge" (Expand search), "coder coder and valuation challenge" (Expand search), "coder decoder and variation challenge" (Expand search), "code code and variation challenge" (Expand search), "decoder codec and variation challenge" (Expand search), "coder code and variation challenge" (Expand search), "coder codes and variation challenge" (Expand search), "coder poder and variation challenge" (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 coder and variation challenge\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder and variation challenge ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder and variation challenge") OR ("api python python python programming"))*.