Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chap dat hoc snippets" » "chap dat code snippets", "phap day hoc snippets", "cai dat hoc snippets", "lap dat hoc snippets", "chap dai hoc snippets", "chap vat hoc snippets", "chap dan hoc 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: (((("chap dat hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chap dat hoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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