Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"pha lan hung snippets" » "pha van hung snippets", "pha luan chung snippets", "pha lan phuong snippets", "phan lan hung snippets", "pham lan hung snippets", "pha ban hung 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 ("pha lan hung snippets"))) or ("locating bug core snippets"))~.
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