Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tu ly hoan snippets" » "tu ly code snippets", "tu ly hoa snippets", "tu ly hoat snippets", "tu ly toan snippets", "xu ly hoan snippets", "tu le hoan snippets", "tu ky hoan 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: (((("tu ly hoan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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