Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phong lon vi snippets" » "phuong loan vi snippets", "phong toan vi snippets", "phong cong vi snippets", "phong don vi snippets", "phong lon va snippets", "phong hon vi snippets", "phong lon vi 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: (((("phong lon vi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phong lon vi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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