Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tan tran lua snippets" » "tan toan lua snippets", "tan tranh luan snippets", "tan tranh cua snippets", "toan tran lua snippets", "than tran lua snippets", "tuan tran lua snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("tan tran lua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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