Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"han tiet ly snippets" » "hanh tiet ly snippets", "han viet ly snippets", "han tieu ly snippets", "han triet ly snippets", "han tiet may snippets", "han triet li snippets", "han tiet ly 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: (((("han tiet ly snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han tiet ly snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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