Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bang cac san snippets" » "nang cao san snippets", "hang ca san snippets", "dung cac san snippets", "bang cac dan snippets", "bang cac van snippets", "bang cac ban 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 cac san snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("bang cac san snippets"))) OR ("locating bug core snippets")).
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