Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"mon phan cuc snippets" » "mon phan code snippets", "bon phan cuc snippets", "mon nhan cuc snippets", "mon phai cuc snippets", "mon phan duc snippets", "mon phan cac snippets", "mon pham cuc 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: (((("mon phan cuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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