Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lam hoi tran snippets" » "lam hoi trac snippets", "lam thoi trang snippets", "lam hoi thanh snippets", "lam thoi tran snippets", "nam hoi tran snippets", "lai hoi tran snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("lam hoi tran snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lam hoi tran snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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