Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thuy hu duc snippets" » "thuy vu duc snippets", "thuy luc duc snippets", "thuy nha duc snippets", "thuy huu duc snippets", "thuy thu duc snippets", "thuy chu duc snippets", "thuy hu duc 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: (((("thuy hu duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuy hu duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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