Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"mat cac hoat snippets" » "mat cac code snippets", "mat cao hoat snippets", "mat cac hat snippets", "mat cac khoan snippets", "sat cac hoat snippets", "ma cac hoat snippets", "mat can hoat 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: (((("mat cac hoat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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