Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pha toan de snippets" » "pha toan code snippets", "phap toan de snippets", "pha tan de snippets", "phap hoan de snippets", "pha toan du snippets", "pha toan ke snippets", "pha toan ve 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: (((("pha toan de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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