Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc cho doi snippets" » "luc cho code snippets", "luc cao doi snippets", "nuoc cho doi snippets", "luat cho doi snippets", "luc cho moi snippets", "luc cuoc doi snippets", "luc cho tuoi 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: (((("luc cho doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc cho doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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