Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi lan doi snippets" » "thi lan code snippets", "thi hanh doi snippets", "thi nang doi snippets", "thi lien doi snippets", "thi luan doi snippets", "thi lap doi snippets", "thi van doi 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: (((("thi lan doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi lan doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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