Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu phan hai snippets" » "thu nhan hai snippets", "thuat phan hai snippets", "than phan hai snippets", "thu phan ha snippets", "thu chan hai snippets", "thu phan dai snippets", "thu phan hai 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: (((("thu phan hai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu phan hai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu phan hai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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