Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using low snippets" » "python using code snippets"
"than hoc can snippets" » "than hoc code snippets", "toan hoc can snippets", "thai hoc can snippets", "than doc can snippets", "than hoc dan snippets", "than hoc cao snippets", "than hoc cac snippets"

Try widening your search to All Fields.

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