Perhaps you should try some spelling variations:
"coder implementation in learning problems" » "code implementation in learning problems" (Expand search), "decoder implementation in learning problems" (Expand search), "model implementation in learning problems" (Expand search), "coder implementation and learning problems" (Expand search), "coder implementation of learning problems" (Expand search), "coder implementation in learning process" (Expand search), "coder implementation in learning projects" (Expand search)
"python _ python python programming" » "python _ pythons python programming" (Expand search), "python _ piton python programming" (Expand search), "python _ pitons python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder implementation in learning problems") OR ("python _ python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation in learning problems\") OR (\"python _ python python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation in learning problems ) OR ( python _ python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation in learning problems") OR ("python _ python python programming"))*.