Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khi su cac snippets" » "khi su code snippets", "khoi su cac snippets", "ki su cac snippets", "khi cu cac snippets", "khi tu cac snippets", "khi su cao snippets", "khi su can 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: (((("python using java snippets") or ("khi su cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("khi su cac snippets"))) OR ("locating bug core snippets")).
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