Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bac cach con snippets" » "bac cach code snippets", "cac cach con snippets", "bang cach con snippets", "va cach con snippets", "bac cach hoan snippets", "bac cac cong snippets", "bac cac co 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 ("bac cach con snippets"))) or ("locating bug core snippets"))~.
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