Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hung thu hai snippets" » "ung thu hai snippets", "dung thu hai snippets", "hong thu hai snippets", "hung thu ha snippets", "hung thu nhap snippets", "hung thu hang snippets", "hung thu hai 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: (((("hung thu hai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hung thu hai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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