Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bang su cau snippets" » "bang su code snippets", "dang su cau snippets", "ban su cau snippets", "nang su cau snippets", "bang cu cau snippets", "bang su cao snippets", "bang su can 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 ("bang su cau snippets"))) or ("locating bug core snippets"))~.
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