Perhaps you should try some spelling variations:
"lam so toan snippets" » "lam so code snippets", "lam so tan snippets", "lam so than snippets", "lam bao toan snippets", "lam son toan snippets", "nam so toan snippets", "ham so toan snippets"
"locating bug core snippets" » "locating bug code 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 ("lam so toan snippets"))) or ("locating bug core snippets"))~.
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