Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"duc toan dam snippets" » "duc tan dam snippets", "duc ton dam snippets", "duc hoan dam snippets", "duc toan ban snippets", "duc toan tap snippets", "duc toan cao 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 ("duc toan dam snippets"))) or ("locating bug core snippets"))~.
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