Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"can ho trong snippets" » "can hoc trong snippets", "can hoa trong snippets", "can hoi trong snippets", "can tho trong snippets", "can bo trong snippets", "van ho trong snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("can ho trong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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