Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ho duc tran snippets" » "ho duc tan snippets", "ho duc toan snippets", "ho duc tren snippets", "hoc duc tran snippets", "do duc tran snippets", "hong duc tran snippets", "ho duc tran 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: (((("ho duc tran snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ho duc tran snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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