Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tinh doi hoc snippets" » "tinh doi code snippets", "trinh doc hoc snippets", "trinh do hoc snippets", "tinh hoc hoc snippets", "tinh doi hoac snippets", "tinh dai hoc snippets", "tinh hoi hoc 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: (((("python using java snippets") or ("tinh doi hoc snippets"))) or ("locating bug core snippets"))~.
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