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"
"dung so 15 snippets" » "dung co 15 snippets", "dung mo 15 snippets", "dung cho 15 snippets", "dung so 105 snippets", "dung so 05 snippets", "dung so 35 snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung so 15 snippets") or ("python using java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung so 15 snippets") OR ("python using java snippets"))) OR ("locating bug code slippers")).
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