Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thi lan hung snippets" » "thi van hung snippets", "thi luan chung snippets", "thi lan phuong snippets", "thi hanh hung snippets", "thi nang hung snippets", "thi lien hung snippets"

Try widening your search to All Fields.

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