Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc cho chan snippets" » "hoc cho code snippets", "hoc cho phan snippets", "hoc cho can snippets", "hoc cho nhan snippets", "hoc cao chan snippets", "hoc pho chan snippets", "hoc co chan 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: (((("hoc cho chan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc cho chan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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