Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"muc chat cho snippets" » "muc chat code snippets", "duoc chat cho snippets", "luc nhat cho snippets", "hoc chat cho snippets", "muc chat co snippets", "muc chat thom snippets", "muc cap cho 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: (((("muc chat cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("muc chat cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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