Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"son duoc bat snippets" » "soc duoc bat snippets", "son nuoc bat snippets", "sinh duoc bat snippets", "son duoc ban snippets", "son duoc dat snippets", "son duoc chat snippets", "son duoc bat 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: (((("son duoc bat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son duoc bat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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