Perhaps you should try some spelling variations:
"coder coder cube packing problem" » "coder coder cube planning problem" (Expand search), "coder coder close packing problem" (Expand search), "coder coder the packing problem" (Expand search), "coder decoder cube packing problem" (Expand search), "code code cube packing problem" (Expand search), "decoder codec cube packing problem" (Expand search), "coder poder clube packing problem" (Expand search), "coder color cube packing 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 coder cube packing problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder cube packing problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder cube packing problem") OR ("api python python python programming"))*.