Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"doi ban nhan snippets" » "doi ban than snippets", "doi van nhan snippets", "doi ban thanh snippets", "di ban nhan snippets", "do ban nhan snippets", "dong ban nhan snippets", "doi ban nhan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("doi ban nhan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi ban nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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