Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung thuc ke snippets" » "dung thuc code snippets", "dung thuoc ke snippets", "duong thuc ke snippets", "dung thu ke snippets", "dung thuc te snippets", "dung thuc ve snippets", "dung chuc ke 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 thuc ke snippets"))) or ("locating bug core snippets"))~.
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