Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tac dung dac snippets" » "sach dung dac snippets", "xay dung dac snippets", "tin dung dac snippets", "tac dung dat snippets", "tac dung cac snippets", "tac dung dan snippets", "tac dung dac 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: (((("tac dung dac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac dung dac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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