Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dum phuc sen snippets" » "duc phuc sen snippets", "de phuc sen snippets", "huu phuc sen snippets", "dum phuc se snippets", "dum phu yen snippets", "dum phu san snippets", "dum phuc sen 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: (((("dum phuc sen snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dum phuc sen snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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