Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh doi o snippets" » "trinh doi code snippets", "trinh do o snippets", "trinh hoi o snippets", "tinh doi o snippets", "trinh doi bo snippets", "trinh doi co snippets", "trinh doi mo 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: (((("trinh doi o snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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