Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"ca tang tran snippets" » "ca tan tran snippets", "ca dang tran snippets", "ca tang tan snippets", "cao tang tran snippets", "ha tang tran snippets", "gia tang tran snippets"

Try widening your search to All Fields.

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