Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"phi van tro snippets" » "phi san tro snippets", "thi van tro snippets", "phi va tro snippets", "phi ban tro snippets", "phi van tri snippets", "phi van tru snippets", "phi van tro slippers"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("phi van tro snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi van tro snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
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