Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"qua ca tang snippets" » "qua cao tang snippets", "qua ha tang snippets", "qua gia tang snippets", "qua cac tang snippets", "qua cua tang snippets", "qua cai tang snippets"

Try widening your search to All Fields.

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