Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"han cho viec snippets" » "han cuoi viec snippets", "han co viet snippets", "han tho viet snippets", "hang cho viec snippets", "han che viec snippets", "san cho viec snippets", "han cho viec 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 cho viec 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 cho viec snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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