Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap hoc cap snippets" » "phap hoc code snippets", "phap hoan cap snippets", "phap mo cap snippets", "phap han cap snippets", "phap hoc cao snippets", "phap hoc tap snippets", "phap hoc cac 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: (((("phap hoc cap snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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