Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chua cho san snippets" » "chua co san snippets", "chuan chon san snippets", "chua khoa san snippets", "chua cho can snippets", "chua ho san snippets", "chua cho sinh snippets", "chua cho 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: (((("chua cho 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: (((("chua cho san snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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