Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"su hoat trac slippers" » "su hoi trac slippers", "su hai trac slippers", "su hoan tran slippers", "su hoan trac slippers", "su hoa trac slippers", "vu hoat trac slippers", "su hoat trac slippery", "su hoat trac grippers"
"locating bug code snippets" » "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: (((("su hoat trac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("su hoat trac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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