Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dac toan dam snippets" » "dan toan dam snippets", "duc toan dam snippets", "dac tan dam snippets", "dac toan ban snippets", "dac toan tap snippets", "dac toan cao snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dac toan dam snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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