Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"mat cho cong snippets" » "mat cho code snippets", "mat cao cong snippets", "mat cua cong snippets", "mat cac cong snippets", "dat cho cong snippets", "mai cho cong snippets", "mat co cong 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 cho cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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