Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"pha tran tri snippets" » "pham tran tri snippets", "pha tan tri snippets", "pha tron tri snippets", "pha trang tri snippets", "pha tran thi snippets", "pha trang trai snippets"

Try widening your search to All Fields.

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