Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"sach hoi con snippets" » "sach hoi code snippets", "sach doi con snippets", "sach moi con snippets", "cach thoi con snippets", "sach hoi co snippets", "sach hai con snippets", "sach hoc con 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: (((("sach hoi con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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