Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pham toan de snippets" » "pham toan code snippets", "pham tuan de snippets", "pham tan de snippets", "phap toan de snippets", "pham toan du snippets", "pham toan ke snippets", "pham toan ve 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: (((("pham toan de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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