Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tim bach cau snippets" » "tim bach code snippets", "tim mach cau snippets", "kim bach cau snippets", "thi bach cau snippets", "tim bac cau snippets", "tim bach mai snippets", "tim sach cap 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: (((("tim bach cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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