Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong tuc de snippets" » "trong tuc code snippets", "trong thuc de snippets", "trong cuoc de snippets", "trong nuoc de snippets", "trong tuc le snippets", "trong tac de snippets", "trong tuc di 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: (((("trong tuc de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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