Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap va cau snippets" » "phap va code snippets", "phap vat cau snippets", "pham va cau snippets", "pham van cau snippets", "phap van cau snippets", "phap va cac snippets", "phap va dau 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 ("phap va cau snippets"))) or ("locating bug core snippets"))~.
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