Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc tac dau snippets" » "duc tan dau snippets", "xuc tac dau snippets", "duc cac dau snippets", "duc tac da snippets", "duc tac dao snippets", "duc thau dau snippets", "duc tac dau 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: (((("duc tac dau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc tac dau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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