Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc han cho snippets" » "duc han code snippets", "duc phan cho snippets", "duc hanh cho snippets", "duc hoan cho snippets", "duc hang cho snippets", "duc han che snippets", "duc san cho snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("duc han cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc han cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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