Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tri nha trac snippets" » "tri nha tran snippets", "tri nha trang snippets", "tri phan trac snippets", "tri nhan trac snippets", "trai nha trac snippets", "tri nho trac snippets", "tri nha trac 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: (((("tri nha trac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri nha trac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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