Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoi cac tang snippets" » "hoi cao tang snippets", "hoi cac dang snippets", "hoi ca tang snippets", "hoc cac tang snippets", "voi cac tang snippets", "hoa cac tang snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("hoi cac tang snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi cac tang snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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