Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thi thao tuc snippets" » "thi thanh tuc snippets", "thi thu tuc snippets", "thi thuy tuc snippets", "thi thai tuc snippets", "thi thao duoc snippets", "thi thao tung snippets", "thi thao tuc 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: (((("thi thao tuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi thao tuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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