Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung qua can snippets" » "dung qua code snippets", "duong qua can snippets", "dung quan can snippets", "dung cua can snippets", "dung qua ban snippets", "dung qua cac snippets", "dung qua ca 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 ("dung qua can snippets"))) or ("locating bug core snippets"))~.
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