Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"han du cao snippets" » "han du code snippets", "han dau cao snippets", "van du cao snippets", "han tu cao snippets", "han cu cao snippets", "han du bao snippets", "han vu cao 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: (((("han du cao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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