Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tran nen lua snippets" » "tren nen lua snippets", "toan nen lua snippets", "tran hien lua snippets", "tran ten lua snippets", "tran benh lua snippets", "tran nan luan snippets"

Try widening your search to All Fields.

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