Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phong cho ba snippets" » "phong chong ba snippets", "dong cho ba snippets", "luong cho ba snippets", "phong cho bac snippets", "phong cho bao snippets", "phong cho ga snippets", "phong cho ba 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 cho ba 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 cho ba snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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