Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tinh toan c snippets" » "tinh toan code snippets", "tinh toan co snippets", "tinh toan _ snippets", "tinh toan 4 snippets", "trinh toan c snippets", "dinh toan c snippets", "minh toan c 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: (((("tinh toan c snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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