Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung so chat snippets" » "dung so code snippets", "dung co chat snippets", "dung mo chat snippets", "dung cho chat snippets", "dung soat chat snippets", "dung song chat snippets", "dung cao chat 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: (((("dung so chat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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