Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu xuat lua slippers" » "thue xuat lua slippers", "tu xuat lua slippers", "thu thuat lua slippers", "thu xuat cua slippers", "thu xuat sua slippers", "thu xuat rua slippers", "thu xuat lua slippery", "thu xuat lua 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: (((("thu xuat lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu xuat lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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