Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"doi hoc dua snippets" » "doi hoac dua snippets", "dai hoc dua snippets", "hoi hoc dua snippets", "doi hoc cua snippets", "doi hoc duc snippets", "doi hoc lua snippets", "doi hoc dua 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: (((("python using java snippets") or ("doi hoc dua snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doi hoc dua snippets"))) OR ("locating bug code snippets")).
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