Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tat bac cau snippets" » "tat bac code snippets", "tao bac cau snippets", "tay bac cau snippets", "tat bao cau snippets", "tat bach cau snippets", "tat ba cau snippets", "tat bac can 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: (((("tat bac cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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