Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dac toan de snippets" » "dan toan de snippets", "duc toan de snippets", "dac tan de snippets", "dac toan du snippets", "dac toan ke snippets", "dac toan ve snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dac toan de snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dac toan de snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
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