Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bat cua toc snippets" » "bat cua code snippets", "ban cua toc snippets", "mat cua toc snippets", "bai cua toc snippets", "bat cua hoc snippets", "bat cua toi snippets", "bat cua tuc 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 ("bat cua toc snippets"))) or ("locating bug core snippets"))~.
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