Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nhan han san snippets" » "nhan chan san snippets", "nhan dan san snippets", "nhan van san snippets", "nhan hanh san snippets", "nhan hai san snippets", "nhan tan san snippets", "nhan han san 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: (((("nhan han san snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan han san snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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