Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"pha van dinh snippets" » "pha van minh snippets", "pha van dich snippets", "pha va dinh snippets", "pham van dinh snippets", "phan van dinh snippets", "phap van dinh snippets", "pha van dinh 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: (((("pha van dinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha van dinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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