Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hoc cho sinh snippets" » "hoc cao sinh snippets", "hoc pho sinh snippets", "hoc co sinh snippets", "hoc cho dinh snippets", "hoc cho minh snippets", "hoc cho kinh snippets", "hoc cho sinh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("hoc cho sinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc cho sinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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