Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"than vo sach snippets" » "than va sach snippets", "than doc sach snippets", "than hoc sach snippets", "than bo sach snippets", "than co sach snippets", "than so sach snippets", "than vo sach 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: (((("than vo sach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than vo sach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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