Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan hoc cong snippets" » "dan hoc code snippets", "dan hoc co snippets", "dan cac cong snippets", "dan hoc dung snippets", "van hoc cong snippets", "dan toc cong snippets", "dai hoc cong 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: (((("dan hoc cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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