Perhaps you should try some spelling variations:
"coder implementation and covering problem" » "code implementation and covering problem" (Expand search), "decoder implementation and covering problem" (Expand search), "model implementation and covering problem" (Expand search), "coder implementation of covering problem" (Expand search), "coder implementation and routing problem" (Expand search), "coder implementation and loading problem" (Expand search), "coder implementation and recovering problem" (Expand search), "coder implementation in covering problem" (Expand search), "coder implementation and comparing problem" (Expand search)
"python coding in python programming" » "action coding in python programming" (Expand search), "python code in python programming" (Expand search), "python coding rna python programming" (Expand search), "python coding and python programming" (Expand search), "python coding _ 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 and covering problem") OR ("python coding in python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation and covering problem\") OR (\"python coding in python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation and covering problem ) OR ( python coding in python programming )).
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