Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thac van tin snippets" » "thai van tin snippets", "thao van tin snippets", "thuc van tin snippets", "thac van tien snippets", "thac van tan snippets", "thac van thinh snippets", "thac van tin 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: (((("thac van tin snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thac van tin snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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