Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nham am dung snippets" » "nham mat dung snippets", "nham bao dung snippets", "nham cay dung snippets", "nham am duong snippets", "nham lam dung snippets", "nham ap dung snippets", "nham am dung 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: (((("nham am dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nham am dung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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