Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"wei pan toan snippets" » "wei pan code snippets", "wei van toan snippets", "wei dan toan snippets", "wei manh toan snippets", "wei tan toan snippets", "wei tang toan snippets", "wei fang toan 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: (((("wei pan toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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