Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"hoc van data snippets" » "hoc van dat snippets", "hoc van dao snippets", "hoc van dau snippets", "hoc dan data snippets", "hoc va data snippets", "hoc vat 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 ("hoc van data snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hoc van data snippets"))) OR ("locating bug code slippers")).
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