Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cu trong ca snippets" » "cu trong code snippets", "chu trong ca snippets", "cau trong ca snippets", "cuc trong ca snippets", "cu trong cac snippets", "cu trong van snippets", "cu trong nha 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: (((("cu trong ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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