Perhaps you should try some spelling variations:
"coder coder disks packing problems" » "coder coder disks packing problem" (Expand search), "coder coder disks solving problems" (Expand search), "coder coder disks routing problems" (Expand search), "coder coder disk packing problems" (Expand search), "coder coder its packing problems" (Expand search), "coder coder like packing problems" (Expand search), "coder decoder disks packing problems" (Expand search), "code code disks packing problems" (Expand search), "decoder codec disks packing 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 coder disks packing problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder disks packing problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder disks packing problems") OR ("api python python python programming"))*.