Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"vo toan tien snippets" » "va toan tien snippets", "so toan tien snippets", "vi toan tien snippets", "vo toan tieng snippets", "vo toan bien snippets", "vo toan vien snippets", "vo toan tien 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: (((("vo toan tien snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vo toan tien snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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