Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi cach pha slippers" » "thi bach pha slippers", "thi canh pha slippers", "tho cach pha slippers", "thi cach phan slippers", "thi cach pham slippers", "thi cach phap slippers", "thi cach pha slippery", "thi cach pha 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: (((("thi cach pha slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi cach pha slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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