Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh hoa ca snippets" » "trinh hoa code snippets", "trinh do ca snippets", "trinh han ca snippets", "trinh hoa cua snippets", "trinh hoa cac snippets", "trinh hoa 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: (((("python using java snippets") or ("trinh hoa ca snippets"))) or ("locating bug core snippets"))~.
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