Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan van luc snippets" » "pham van luc snippets", "thanh van luc snippets", "luan van luc snippets", "phan van loc snippets", "phan van duc snippets", "phan van lu snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("phan van luc snippets"))) or ("locating bug core snippets"))~.
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