Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nhung tri ly snippets" » "nhung bai ly snippets", "nhung bi ly snippets", "nhung gi ly snippets", "nhung thi ly snippets", "nhung tri le snippets", "nhung trinh ly snippets", "nhung tri ly 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: (((("nhung tri ly snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung tri ly snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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