Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung dau hai snippets" » "dung dat hai snippets", "dung dan hai snippets", "dung du hai snippets", "dung dai hai snippets", "dung dau ha snippets", "dung cau hai snippets", "dung dau 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: (((("python using java snippets") or ("dung dau hai snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dung dau hai snippets"))) OR ("locating bug code snippets")).
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