Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat sang cho snippets" » "dat sang code snippets", "dat hang cho snippets", "dat quang cho snippets", "lam sang cho snippets", "dat danh cho snippets", "dat dung cho snippets", "dat sang tao 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: (((("python using java snippets") or ("dat sang cho snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dat sang cho snippets"))) OR ("locating bug core snippets")).
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