Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu duc tung snippets" » "thu duc trung snippets", "thu duc hung snippets", "thu duc dung snippets", "thu tuc tung snippets", "tho duc tung snippets", "thu muc tung snippets", "thu duc tung 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: (((("thu duc tung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu duc tung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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