Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc han lon snippets" » "hoc han code snippets", "hoc phan lon snippets", "hoc hanh lon snippets", "hoc chan lon snippets", "hoc han tong snippets", "hoc hai long snippets", "hoc phan lan snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("hoc han lon snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hoc han lon snippets"))) OR ("locating bug core snippets")).
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