Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"data ban cau snippets" » "data ban code snippets", "data phan cau snippets", "dia ban cau snippets", "dua ban cau snippets", "data bang cau snippets", "data ban can snippets", "data van cau 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: (((("data ban cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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