Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran lam ham snippets" » "trang lam ham snippets", "tranh lam ham snippets", "trai lam ham snippets", "tran lam ha snippets", "tran lam lam snippets", "tran lam chat snippets", "tran lam ham 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: (((("tran lam ham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran lam ham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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