Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dan hat nhan snippets" » "dan ca nhan snippets", "dan van nhan snippets", "dan ban nhan snippets", "dan hoat nhan snippets", "dang hat nhan snippets", "dan dat nhan snippets", "dan hat 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.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dan hat 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: (((("dan hat nhan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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