Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phap hoc pha snippets" » "phap hoan pha snippets", "phap mo pha snippets", "phap han pha snippets", "phap hoc phan snippets", "phap hoc phap snippets", "phap hoc phat snippets"

Try widening your search to All Fields.

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