Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"bang cau ca snippets" » "bang cau code snippets", "hang cau ca snippets", "bang cac ca snippets", "nang cao ca snippets", "bang cau cua snippets", "bang cay ca snippets", "bang cau ha 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: (((("bang cau ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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